<SUBMISSION>
<ACCESSION-NUMBER>0001181431-03-016729
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20030730
<FILING-DATE>20030801
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>CROWN CASTLE INTERNATIONAL CORP
<CIK>0001051470
<ASSIGNED-SIC>4899
<IRS-NUMBER>760470458
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>510 BERING DRIVE
<STREET2>SUITE 500
<CITY>HOUSTON
<STATE>TX
<ZIP>77057
<PHONE>7135703000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>510 BERING DRIVE
<STREET2>SUITE 500
<CITY>HOUSTON
<STATE>TX
<ZIP>77057
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>GILES ROBERT E
<CIK>0001157963
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-16441
<FILM-NUMBER>03817942
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>510 BERING DRIVE SUITE 500
<CITY>HOUSTON
<STATE>TX
<ZIP>77057
</BUSINESS-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd14711.xml
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-07-30</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001051470</issuerCik>
        <issuerName>CROWN CASTLE INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>CCI</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001157963</rptOwnerCik>
            <rptOwnerName>GILES ROBERT E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>510 BERING DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77057</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Exec. VP - Strategic Bus. Unit</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock, $0.01 Par Value</value></securityTitle><transactionDate><value>2003-07-30</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>F</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>11462</value><footnoteId id="F1"/></transactionShares><transactionPricePerShare><value>9.88</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>126209</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>Common Stock, $0.01 Par Value</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>720</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By daughter</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><footnotes><footnote id="F1">Represents shares withheld by the issuer to satisfy the Reporting person's tax withholding obligation in connection with the vesting of certain shares of restricted stock previously granted to the Reporting Person. Such withholding is exempt from Section 16(b) pursuant to Rule 16b-3(e).</footnote></footnotes><ownerSignature><signatureName>/s/ Robert E. Giles</signatureName><signatureDate>2003-08-01</signatureDate></ownerSignature></ownershipDocument>



</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
