

<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.crowncastle.com/role/Acquisitions" xlink:href="cci-20160930.xsd#Acquisitions" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/AcquisitionsDetails" xlink:href="cci-20160930.xsd#AcquisitionsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/AcquisitionsPurchasePriceAllocationTables" xlink:href="cci-20160930.xsd#AcquisitionsPurchasePriceAllocationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CommitmentsAndContingencies" xlink:href="cci-20160930.xsd#CommitmentsAndContingencies" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CommitmentsAndContingenciesCommitmentAndContingenciesDetails" xlink:href="cci-20160930.xsd#CommitmentsAndContingenciesCommitmentAndContingenciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/ConcentrationsOfCreditRisk" xlink:href="cci-20160930.xsd#ConcentrationsOfCreditRisk" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/ConcentrationsOfCreditRiskDetails" xlink:href="cci-20160930.xsd#ConcentrationsOfCreditRiskDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/ConcentrationsOfCreditRiskTables" xlink:href="cci-20160930.xsd#ConcentrationsOfCreditRiskTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedBalanceSheet" xlink:href="cci-20160930.xsd#CondensedConsolidatedBalanceSheet" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedBalanceSheetParenthetical" xlink:href="cci-20160930.xsd#CondensedConsolidatedBalanceSheetParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfCashFlows" xlink:href="cci-20160930.xsd#CondensedConsolidatedStatementOfCashFlows" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfEquity" xlink:href="cci-20160930.xsd#CondensedConsolidatedStatementOfEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLoss" xlink:href="cci-20160930.xsd#CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLoss" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLossParenthetical" xlink:href="cci-20160930.xsd#CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLossParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligations" xlink:href="cci-20160930.xsd#DebtAndOtherObligations" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsComponentsOfInterestExpenseAndAmortizationOfDeferredFinancingCostsDetails" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsComponentsOfInterestExpenseAndAmortizationOfDeferredFinancingCostsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsContractualMaturitiesDetails" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsContractualMaturitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsIndebtednessDetails" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsIndebtednessDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsIndebtednessTextualsDetails" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsIndebtednessTextualsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsRetirementOfLongTermObligationsDetails" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsRetirementOfLongTermObligationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DebtAndOtherObligationsTables" xlink:href="cci-20160930.xsd#DebtAndOtherObligationsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DiscontinuedOperationsDetails" xlink:href="cci-20160930.xsd#DiscontinuedOperationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DiscontinuedOperationsDiscontinuedOperationsHistoricalFinancialInformationDetails" xlink:href="cci-20160930.xsd#DiscontinuedOperationsDiscontinuedOperationsHistoricalFinancialInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DiscontinuedOperationsGainOnSaleOfSubsidiaryDetails" xlink:href="cci-20160930.xsd#DiscontinuedOperationsGainOnSaleOfSubsidiaryDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DiscontinuedOperationsNotes" xlink:href="cci-20160930.xsd#DiscontinuedOperationsNotes" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DiscontinuedOperationsTables" xlink:href="cci-20160930.xsd#DiscontinuedOperationsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/DocumentAndEntityInformation" xlink:href="cci-20160930.xsd#DocumentAndEntityInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/Equity" xlink:href="cci-20160930.xsd#Equity" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/EquityDetails" xlink:href="cci-20160930.xsd#EquityDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/EquityEquityActivityDetails" xlink:href="cci-20160930.xsd#EquityEquityActivityDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/EquityOtherEquityActivityDetails" xlink:href="cci-20160930.xsd#EquityOtherEquityActivityDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/EquityTables" xlink:href="cci-20160930.xsd#EquityTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/FairValueDisclosures" xlink:href="cci-20160930.xsd#FairValueDisclosures" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/FairValueDisclosuresActivityForInterestRateSwapLiabilitiesClassifiedAsLevel3FairValueMeasurementsDetails" xlink:href="cci-20160930.xsd#FairValueDisclosuresActivityForInterestRateSwapLiabilitiesClassifiedAsLevel3FairValueMeasurementsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/FairValueDisclosuresEstimatedFairValuesAndCarryingAmountsOfAssetsAndLiabilitiesDetails" xlink:href="cci-20160930.xsd#FairValueDisclosuresEstimatedFairValuesAndCarryingAmountsOfAssetsAndLiabilitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/FairValueDisclosuresTables" xlink:href="cci-20160930.xsd#FairValueDisclosuresTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/General" xlink:href="cci-20160930.xsd#General" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/GeneralBusinessDetails" xlink:href="cci-20160930.xsd#GeneralBusinessDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/IncomeTaxes" xlink:href="cci-20160930.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/IncomeTaxesIncomeTaxesDetails" xlink:href="cci-20160930.xsd#IncomeTaxesIncomeTaxesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/OperatingSegments" xlink:href="cci-20160930.xsd#OperatingSegments" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/OperatingSegmentsOperatingSegmentsTableDetails" xlink:href="cci-20160930.xsd#OperatingSegmentsOperatingSegmentsTableDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/OperatingSegmentsOperatingSegmentsTables" xlink:href="cci-20160930.xsd#OperatingSegmentsOperatingSegmentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/PerShareInformation" xlink:href="cci-20160930.xsd#PerShareInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/PerShareInformationNarrativeDetails" xlink:href="cci-20160930.xsd#PerShareInformationNarrativeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/PerShareInformationReconciliationOfNumeratorsAndDenominatorsOfBasicAndDilutedPerShareComputationsDetails" xlink:href="cci-20160930.xsd#PerShareInformationReconciliationOfNumeratorsAndDenominatorsOfBasicAndDilutedPerShareComputationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/PerShareInformationTables" xlink:href="cci-20160930.xsd#PerShareInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SubsequentEventsDetails" xlink:href="cci-20160930.xsd#SubsequentEventsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SubsequentEventsSubsequentEvents" xlink:href="cci-20160930.xsd#SubsequentEventsSubsequentEvents" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SubsequentEventsTables" xlink:href="cci-20160930.xsd#SubsequentEventsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPolicies" xlink:href="cci-20160930.xsd#SummaryOfSignificantAccountingPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:href="cci-20160930.xsd#SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPoliciesSignificantAccountingPoliciesDetails" xlink:href="cci-20160930.xsd#SummaryOfSignificantAccountingPoliciesSignificantAccountingPoliciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SupplementalCashFlowInformation" xlink:href="cci-20160930.xsd#SupplementalCashFlowInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SupplementalCashFlowInformationDetails" xlink:href="cci-20160930.xsd#SupplementalCashFlowInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.crowncastle.com/role/SupplementalCashFlowInformationTables" xlink:href="cci-20160930.xsd#SupplementalCashFlowInformationTables" xlink:type="simple" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/Acquisitions" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/AcquisitionsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/AcquisitionsPurchasePriceAllocationTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/CommitmentsAndContingencies" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/CommitmentsAndContingenciesCommitmentAndContingenciesDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/ConcentrationsOfCreditRisk" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/ConcentrationsOfCreditRiskDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/ConcentrationsOfCreditRiskTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedBalanceSheet" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_04e17fb3-9b77-1c98-f460-7f5dd0c01008" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_04e17fb3-9b77-1c98-f460-7f5dd0c01008" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_d53388e7-4c8c-4e6d-6e90-7a6e0a100b74" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:to="loc_us-gaap_CommonStockValue_d53388e7-4c8c-4e6d-6e90-7a6e0a100b74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_3c8f3df4-466c-f78c-b021-17337fc4a147" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:to="loc_us-gaap_PreferredStockValue_3c8f3df4-466c-f78c-b021-17337fc4a147" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_27e98f68-fe6c-3420-5b5a-861a4dc60800" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:to="loc_us-gaap_AdditionalPaidInCapital_27e98f68-fe6c-3420-5b5a-861a4dc60800" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_aeb1020a-508a-a8c1-f34c-bafff16c26cb" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_aeb1020a-508a-a8c1-f34c-bafff16c26cb" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_f759e73e-9f4f-941e-1138-49bc44f6b118" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_48ae1e41-8bb7-d139-f404-61b44b37e179" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_f759e73e-9f4f-941e-1138-49bc44f6b118" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_6d3ec995-5062-ef92-dd72-b570c1eafdc8" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_04e17fb3-9b77-1c98-f460-7f5dd0c01008" xlink:to="loc_us-gaap_Liabilities_6d3ec995-5062-ef92-dd72-b570c1eafdc8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_8946510c-36b9-b4e9-aad5-5a89036a4dfa" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6d3ec995-5062-ef92-dd72-b570c1eafdc8" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_8946510c-36b9-b4e9-aad5-5a89036a4dfa" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6d3ec995-5062-ef92-dd72-b570c1eafdc8" xlink:to="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_222239a2-3ddd-5e4f-4ae1-b11c60b29d92" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:to="loc_us-gaap_AccountsPayableCurrent_222239a2-3ddd-5e4f-4ae1-b11c60b29d92" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_d9abcce1-c2aa-ae62-a692-f2fc9e1deb74" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:to="loc_us-gaap_InterestPayableCurrent_d9abcce1-c2aa-ae62-a692-f2fc9e1deb74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_2e84b53d-95cb-56a2-a5b5-1d31836c02d9" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:to="loc_us-gaap_DeferredRevenueCurrent_2e84b53d-95cb-56a2-a5b5-1d31836c02d9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_0ff25fd8-f6de-e7fa-c6c3-85d94f17f57b" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_0ff25fd8-f6de-e7fa-c6c3-85d94f17f57b" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_8730cf6f-d6e3-789a-4435-85747cc6a847" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_a859bb84-8118-88ec-5136-83fdb14e8f32" xlink:to="loc_us-gaap_DebtCurrent_8730cf6f-d6e3-789a-4435-85747cc6a847" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_b65887e3-1865-ef3e-c8ae-81780cbff9ee" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6d3ec995-5062-ef92-dd72-b570c1eafdc8" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_b65887e3-1865-ef3e-c8ae-81780cbff9ee" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_ec544f28-9c7b-137c-e428-9ae47c2375fc" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_ec544f28-9c7b-137c-e428-9ae47c2375fc" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_d6e62e4f-fa41-c5ac-31c0-f175f0c219a7" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_d6e62e4f-fa41-c5ac-31c0-f175f0c219a7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_d28874fa-4543-5746-c91a-559d7ab47f77" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_d28874fa-4543-5746-c91a-559d7ab47f77" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_4cde1efa-07a8-ded0-f592-2cecba3dedaf" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_4cde1efa-07a8-ded0-f592-2cecba3dedaf" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_fdb77e30-ba68-0e41-abc1-70858b11de5b" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_dbbeeff9-fd43-6151-195d-0532728ac216" xlink:to="loc_us-gaap_OtherAssetsCurrent_fdb77e30-ba68-0e41-abc1-70858b11de5b" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRentReceivablesNetNoncurrent" xlink:label="loc_us-gaap_DeferredRentReceivablesNetNoncurrent_e65e72a9-f9d9-cdc3-271d-4f89f5650298" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_DeferredRentReceivablesNetNoncurrent_e65e72a9-f9d9-cdc3-271d-4f89f5650298" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_68e7c3c1-9b8d-84fe-3a5c-d69c15dfe7a2" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_68e7c3c1-9b8d-84fe-3a5c-d69c15dfe7a2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_d723083e-f7a3-6d89-9926-32afaa010d8a" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_Goodwill_d723083e-f7a3-6d89-9926-32afaa010d8a" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_27b15389-386a-f983-c189-731d6d3c3fbb" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_27b15389-386a-f983-c189-731d6d3c3fbb" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_e6ade192-0839-bdd8-d08b-20387a0e8201" xlink:type="locator" />
    <calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_08bee809-e27e-48c3-da2d-5d52948eb470" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_e6ade192-0839-bdd8-d08b-20387a0e8201" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedBalanceSheetParenthetical" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfCashFlows" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_866e0d33-eabf-2b46-aabe-ae0e1d229b78" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_866e0d33-eabf-2b46-aabe-ae0e1d229b78" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfOtherDebt" xlink:label="loc_us-gaap_RepaymentsOfOtherDebt_4d76944b-beb0-c199-ff14-ead1007f1bd1" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_RepaymentsOfOtherDebt_4d76944b-beb0-c199-ff14-ead1007f1bd1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfOtherLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfOtherLongTermDebt_127d5263-7a38-df96-3531-99e2588eaa94" xlink:type="locator" />
    <calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_RepaymentsOfOtherLongTermDebt_127d5263-7a38-df96-3531-99e2588eaa94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_6e85ad2d-b653-fa97-9d71-43000ea262f7" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_6e85ad2d-b653-fa97-9d71-43000ea262f7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_8f026380-9a35-4792-a857-972fb13c5447" xlink:type="locator" />
    <calculationArc order="5" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_RepaymentsOfLinesOfCredit_8f026380-9a35-4792-a857-972fb13c5447" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfFinancingCosts" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_b5694f1e-dcf2-1bc6-f680-0b7c6bcecb68" xlink:type="locator" />
    <calculationArc order="6" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_b5694f1e-dcf2-1bc6-f680-0b7c6bcecb68" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_df373d95-9aed-55aa-3255-855344ae0add" xlink:type="locator" />
    <calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_df373d95-9aed-55aa-3255-855344ae0add" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_fc2ca57d-dc62-7ce6-b2c4-25896bddd1fc" xlink:type="locator" />
    <calculationArc order="8" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_fc2ca57d-dc62-7ce6-b2c4-25896bddd1fc" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_a269f982-b168-8b73-b7b4-38da20c0fb35" xlink:type="locator" />
    <calculationArc order="9" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_a269f982-b168-8b73-b7b4-38da20c0fb35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:label="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_ec8e472b-5895-cdb0-378b-1469517f8a95" xlink:type="locator" />
    <calculationArc order="10" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_ec8e472b-5895-cdb0-378b-1469517f8a95" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities_3b774d87-8018-8e13-1974-ba2cf7d5a4cf" xlink:type="locator" />
    <calculationArc order="11" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_08614f0c-c3a2-4c92-7c1d-aed5de18fe70" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities_3b774d87-8018-8e13-1974-ba2cf7d5a4cf" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_2341918a-c49e-5d4b-79f6-51d4e80ea39b" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_2341918a-c49e-5d4b-79f6-51d4e80ea39b" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4a851329-dac2-753a-9238-81894caa8647" xlink:type="locator" />
    <calculationArc order="1" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4a851329-dac2-753a-9238-81894caa8647" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_RealizedGainlossonForeignCurrencyDerivativeInstrumentsNotDesignatedasaHedge" xlink:label="loc_cci_RealizedGainlossonForeignCurrencyDerivativeInstrumentsNotDesignatedasaHedge_cb520d31-1d40-0605-0fb8-8fbbef85df5e" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:to="loc_cci_RealizedGainlossonForeignCurrencyDerivativeInstrumentsNotDesignatedasaHedge_cb520d31-1d40-0605-0fb8-8fbbef85df5e" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_4bfb598c-5b20-1fea-5801-a6da79e5a964" xlink:type="locator" />
    <calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_4bfb598c-5b20-1fea-5801-a6da79e5a964" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_f727506e-917a-c7f2-effd-742269ec6604" xlink:type="locator" />
    <calculationArc order="4" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_95f67350-d3ec-5d41-e3b2-a4fe7a19e15b" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_f727506e-917a-c7f2-effd-742269ec6604" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_8bb79809-c54b-b06e-b2e8-230e4404bbe5" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_8bb79809-c54b-b06e-b2e8-230e4404bbe5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_4eb99275-698b-6134-7a2d-30d829dbf4a1" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_ad8bf556-b7c8-7821-188c-b2f20d2a1601" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_ad8bf556-b7c8-7821-188c-b2f20d2a1601" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_31fc303b-1b94-6362-1b8a-157609a23bce" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_31fc303b-1b94-6362-1b8a-157609a23bce" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bc155cc8-6ee1-5ea7-d824-9c91dc052636" xlink:type="locator" />
    <calculationArc order="3" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bc155cc8-6ee1-5ea7-d824-9c91dc052636" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_RealizedGainLossonForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments" xlink:label="loc_cci_RealizedGainLossonForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments_57b20003-42ec-6fa1-1113-8fbbef6897c6" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_cci_RealizedGainLossonForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments_57b20003-42ec-6fa1-1113-8fbbef6897c6" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_AmortizationOfDeferredFinancingCostsAndOtherNoncashInterest" xlink:label="loc_cci_AmortizationOfDeferredFinancingCostsAndOtherNoncashInterest_27d14578-b31d-df9a-7071-8f875a9ebaeb" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_cci_AmortizationOfDeferredFinancingCostsAndOtherNoncashInterest_27d14578-b31d-df9a-7071-8f875a9ebaeb" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_432488d8-28ca-5b8d-679b-29be120957b5" xlink:type="locator" />
    <calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_ShareBasedCompensation_432488d8-28ca-5b8d-679b-29be120957b5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_e9dae748-ce73-2cae-8ad1-e4200122188d" xlink:type="locator" />
    <calculationArc order="7" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_AssetImpairmentCharges_e9dae748-ce73-2cae-8ad1-e4200122188d" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_91674616-989d-90e8-1302-b52ff7a33098" xlink:type="locator" />
    <calculationArc order="8" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_91674616-989d-90e8-1302-b52ff7a33098" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_ef024267-fc04-b9fd-6e4e-38d399da963a" xlink:type="locator" />
    <calculationArc order="9" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_ef024267-fc04-b9fd-6e4e-38d399da963a" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_e0f76ffa-e5a2-315e-fb9f-0e3dc9ccc4ca" xlink:type="locator" />
    <calculationArc order="10" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_e0f76ffa-e5a2-315e-fb9f-0e3dc9ccc4ca" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_9eab0a15-696f-a928-21dc-5cd3b2ee8319" xlink:type="locator" />
    <calculationArc order="11" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_9eab0a15-696f-a928-21dc-5cd3b2ee8319" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_7a016eeb-d472-4272-2fad-97e749a6fbc2" xlink:type="locator" />
    <calculationArc order="12" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_7a016eeb-d472-4272-2fad-97e749a6fbc2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_49b75b63-2bef-54bd-9bf8-3a0ce9af35f3" xlink:type="locator" />
    <calculationArc order="13" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_49b75b63-2bef-54bd-9bf8-3a0ce9af35f3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_d8c0a214-0b0d-1fc8-686b-ed5eca49895f" xlink:type="locator" />
    <calculationArc order="14" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_975a3fab-7f49-5162-2cb5-31bb1479931f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_d8c0a214-0b0d-1fc8-686b-ed5eca49895f" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInDiscontinuedOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_99d560c4-2c4a-94d4-dccf-bf3173697c01" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_99d560c4-2c4a-94d4-dccf-bf3173697c01" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_2341918a-c49e-5d4b-79f6-51d4e80ea39b" xlink:type="arc" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_99d560c4-2c4a-94d4-dccf-bf3173697c01" xlink:to="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_8bb79809-c54b-b06e-b2e8-230e4404bbe5" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfEquity" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLoss" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_800dbb3e-0416-e0ab-a30e-cfaeb17b8c4c" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:to="loc_us-gaap_OperatingIncomeLoss_800dbb3e-0416-e0ab-a30e-cfaeb17b8c4c" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_f7eb5dbc-6802-ae51-de6b-9a44f4241080" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_800dbb3e-0416-e0ab-a30e-cfaeb17b8c4c" xlink:to="loc_us-gaap_SalesRevenueNet_f7eb5dbc-6802-ae51-de6b-9a44f4241080" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="loc_us-gaap_SalesRevenueServicesNet_a3cfa2ef-65ce-536b-4778-0ecfaa8afbb9" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_SalesRevenueNet_f7eb5dbc-6802-ae51-de6b-9a44f4241080" xlink:to="loc_us-gaap_SalesRevenueServicesNet_a3cfa2ef-65ce-536b-4778-0ecfaa8afbb9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesIncomeStatementLeaseRevenue" xlink:label="loc_us-gaap_OperatingLeasesIncomeStatementLeaseRevenue_6aa0fe70-dff4-562c-8d61-09a46ff49126" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_SalesRevenueNet_f7eb5dbc-6802-ae51-de6b-9a44f4241080" xlink:to="loc_us-gaap_OperatingLeasesIncomeStatementLeaseRevenue_6aa0fe70-dff4-562c-8d61-09a46ff49126" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_800dbb3e-0416-e0ab-a30e-cfaeb17b8c4c" xlink:to="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DirectCostsOfLeasedAndRentedPropertyOrEquipment" xlink:label="loc_us-gaap_DirectCostsOfLeasedAndRentedPropertyOrEquipment_7b338bba-1011-4828-08ab-ebc0e4ebf5a9" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_us-gaap_DirectCostsOfLeasedAndRentedPropertyOrEquipment_7b338bba-1011-4828-08ab-ebc0e4ebf5a9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfServices" xlink:label="loc_us-gaap_CostOfServices_7571626b-4528-208b-4c26-317fe4b6bd60" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_us-gaap_CostOfServices_7571626b-4528-208b-4c26-317fe4b6bd60" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_33158828-aa18-5ead-beab-c284c08cb606" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_33158828-aa18-5ead-beab-c284c08cb606" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_e9dae748-ce73-2cae-8ad1-e4200122188d" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_us-gaap_AssetImpairmentCharges_e9dae748-ce73-2cae-8ad1-e4200122188d" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_AcquisitionAndIntegrationCosts" xlink:label="loc_cci_AcquisitionAndIntegrationCosts_a82d4aae-1e1f-a9bb-992c-8fbbef4c44c8" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_cci_AcquisitionAndIntegrationCosts_a82d4aae-1e1f-a9bb-992c-8fbbef4c44c8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_31fc303b-1b94-6362-1b8a-157609a23bce" xlink:type="locator" />
    <calculationArc order="6" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_ba9c144a-a131-2335-7bef-6a9a2f344885" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_31fc303b-1b94-6362-1b8a-157609a23bce" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts" xlink:label="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:to="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bc155cc8-6ee1-5ea7-d824-9c91dc052636" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bc155cc8-6ee1-5ea7-d824-9c91dc052636" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_ed735562-dfa2-f50c-cfbd-c90d6a562718" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:to="loc_us-gaap_InvestmentIncomeInterest_ed735562-dfa2-f50c-cfbd-c90d6a562718" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_b936f21a-1a1f-465e-d82c-5e014c9c5399" xlink:type="locator" />
    <calculationArc order="5" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_5ba85eae-c4c2-72cc-f9e5-b0edc41783e5" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_b936f21a-1a1f-465e-d82c-5e014c9c5399" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_11a7c554-b3e3-7a3c-a81e-5c5ff89c25e9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_8baf87d5-5f2f-7d0d-cb85-b9f249bae0c5" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_11a7c554-b3e3-7a3c-a81e-5c5ff89c25e9" xlink:to="loc_us-gaap_NetIncomeLoss_8baf87d5-5f2f-7d0d-cb85-b9f249bae0c5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DividendsPreferredStock" xlink:label="loc_us-gaap_DividendsPreferredStock_15c112f4-8925-8b36-9cc9-16b3b6905d6c" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_11a7c554-b3e3-7a3c-a81e-5c5ff89c25e9" xlink:to="loc_us-gaap_DividendsPreferredStock_15c112f4-8925-8b36-9cc9-16b3b6905d6c" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_663a641c-b103-1e10-d3ec-c078ec7a031b" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_663a641c-b103-1e10-d3ec-c078ec7a031b" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_00a475d0-9ed4-5ca4-8e09-183f13a0aa46" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:to="loc_us-gaap_ProfitLoss_00a475d0-9ed4-5ca4-8e09-183f13a0aa46" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_ad8bf556-b7c8-7821-188c-b2f20d2a1601" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_00a475d0-9ed4-5ca4-8e09-183f13a0aa46" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_ad8bf556-b7c8-7821-188c-b2f20d2a1601" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_IncomeLossfromDiscontinuedOperationsNetofTaxandGainLossonDisposal" xlink:label="loc_cci_IncomeLossfromDiscontinuedOperationsNetofTaxandGainLossonDisposal_5a6c1cc4-ef52-1cc0-498c-8fbbef7a02a1" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_00a475d0-9ed4-5ca4-8e09-183f13a0aa46" xlink:to="loc_cci_IncomeLossfromDiscontinuedOperationsNetofTaxandGainLossonDisposal_5a6c1cc4-ef52-1cc0-498c-8fbbef7a02a1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_767808f1-67e4-3a9e-d369-91823cb4cb6e" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_767808f1-67e4-3a9e-d369-91823cb4cb6e" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_7263cb18-5b58-9955-8575-e8eaa5dac989" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_7263cb18-5b58-9955-8575-e8eaa5dac989" xlink:type="arc" />
    <loc xlink:href="cci-20160930.xsd#cci_Amountsreclassifiedintodiscontinuedoperationsforforeigncurrencytranslationadjustments" xlink:label="loc_cci_Amountsreclassifiedintodiscontinuedoperationsforforeigncurrencytranslationadjustments_80c921d5-cbeb-d6ef-b501-8fbbef6199cd" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_d23b2d61-1407-f3f5-ba7b-69860a5b50dd" xlink:to="loc_cci_Amountsreclassifiedintodiscontinuedoperationsforforeigncurrencytranslationadjustments_80c921d5-cbeb-d6ef-b501-8fbbef6199cd" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_1c36f4ed-9bc0-1978-3053-ccb95271ab2f" xlink:type="locator" />
    <calculationArc order="2" weight="-1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_663a641c-b103-1e10-d3ec-c078ec7a031b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_1c36f4ed-9bc0-1978-3053-ccb95271ab2f" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/CondensedConsolidatedStatementOfOperationsAndComprehensiveIncomeLossParenthetical" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligations" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsComponentsOfInterestExpenseAndAmortizationOfDeferredFinancingCostsDetails" xlink:type="extended">
    <loc xlink:href="cci-20160930.xsd#cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts" xlink:label="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="loc_us-gaap_InterestExpenseDebt_b9b203b7-ff42-afaa-638c-417b649aa4c7" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:to="loc_us-gaap_InterestExpenseDebt_b9b203b7-ff42-afaa-638c-417b649aa4c7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_9a24f45c-1e95-3649-7f52-85ed3c472b12" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_9a24f45c-1e95-3649-7f52-85ed3c472b12" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentForAmortization" xlink:label="loc_us-gaap_AdjustmentForAmortization_4fc91873-6294-4542-834d-501f7b56e6e8" xlink:type="locator" />
    <calculationArc order="3" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:to="loc_us-gaap_AdjustmentForAmortization_4fc91873-6294-4542-834d-501f7b56e6e8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpenseOther" xlink:label="loc_us-gaap_InterestExpenseOther_aea88070-ac80-b93d-358b-885e038e7680" xlink:type="locator" />
    <calculationArc order="4" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cci_InterestExpenseAndAmortizationOfDeferredFinancingCosts_de869a53-ba45-5984-ead4-8f875aa5888b" xlink:to="loc_us-gaap_InterestExpenseOther_aea88070-ac80-b93d-358b-885e038e7680" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsContractualMaturitiesDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsIndebtednessDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_3d1ff4d2-78b4-0876-a2bf-23c555b4696e" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_8946510c-36b9-b4e9-aad5-5a89036a4dfa" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtAndCapitalLeaseObligations_3d1ff4d2-78b4-0876-a2bf-23c555b4696e" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_8946510c-36b9-b4e9-aad5-5a89036a4dfa" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_8730cf6f-d6e3-789a-4435-85747cc6a847" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtAndCapitalLeaseObligations_3d1ff4d2-78b4-0876-a2bf-23c555b4696e" xlink:to="loc_us-gaap_DebtCurrent_8730cf6f-d6e3-789a-4435-85747cc6a847" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsIndebtednessTextualsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsRetirementOfLongTermObligationsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DebtAndOtherObligationsTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DiscontinuedOperationsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DiscontinuedOperationsDiscontinuedOperationsHistoricalFinancialInformationDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DiscontinuedOperationsGainOnSaleOfSubsidiaryDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DiscontinuedOperationsNotes" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DiscontinuedOperationsTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/DocumentAndEntityInformation" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/Equity" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/EquityDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/EquityEquityActivityDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/EquityOtherEquityActivityDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/EquityTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/FairValueDisclosures" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/FairValueDisclosuresActivityForInterestRateSwapLiabilitiesClassifiedAsLevel3FairValueMeasurementsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/FairValueDisclosuresEstimatedFairValuesAndCarryingAmountsOfAssetsAndLiabilitiesDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/FairValueDisclosuresTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/General" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/GeneralBusinessDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/IncomeTaxes" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/IncomeTaxesIncomeTaxesDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/OperatingSegments" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/OperatingSegmentsOperatingSegmentsTableDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/OperatingSegmentsOperatingSegmentsTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/PerShareInformation" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/PerShareInformationNarrativeDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/PerShareInformationReconciliationOfNumeratorsAndDenominatorsOfBasicAndDilutedPerShareComputationsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ae404dc0-76bc-cd1d-811f-e233c07e0569" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_e24f9d55-d9ef-3f95-c65d-cbc9febefcb3" xlink:type="locator" />
    <calculationArc order="1" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ae404dc0-76bc-cd1d-811f-e233c07e0569" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_e24f9d55-d9ef-3f95-c65d-cbc9febefcb3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_e841a58a-f12e-0adc-36de-0299a43719a9" xlink:type="locator" />
    <calculationArc order="2" weight="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ae404dc0-76bc-cd1d-811f-e233c07e0569" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_e841a58a-f12e-0adc-36de-0299a43719a9" xlink:type="arc" />
  </calculationLink>
  <calculationLink xlink:role="http://www.crowncastle.com/role/PerShareInformationTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SubsequentEventsDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SubsequentEventsSubsequentEvents" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SubsequentEventsTables" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPolicies" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SummaryOfSignificantAccountingPoliciesSignificantAccountingPoliciesDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SupplementalCashFlowInformation" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SupplementalCashFlowInformationDetails" xlink:type="extended" />
  <calculationLink xlink:role="http://www.crowncastle.com/role/SupplementalCashFlowInformationTables" xlink:type="extended" />
</linkbase>





