<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-01-12</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001051470</issuerCik>
        <issuerName>CROWN CASTLE INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>CCI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001124460</rptOwnerCik>
            <rptOwnerName>EDENS WESLEY R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FORTRESS INVESTMENT GROUP LLC</rptOwnerStreet1>
            <rptOwnerStreet2>1345 AVENUE OF THE AMERICAS</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10105</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>80661</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F12"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Drawbridge Global Macro Fund Ltd.</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4747993</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by FIT GSL LLC</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F12"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Drawbridge Global Macro Fund LP</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F12"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Drawbridge Investment Partners LLC</value>
                    <footnoteId id="F5"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19333718</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by FRIT PINN LLC</value>
                    <footnoteId id="F6"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>652968</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Fortress Registered Investment Trust</value>
                    <footnoteId id="F7"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5183415</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Fortress Pinnacle Investment Fund LLC</value>
                    <footnoteId id="F8"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>501523</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by FRIT Holdings LLC</value>
                    <footnoteId id="F9"/>
                    <footnoteId id="F11"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>273317</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Partners Interim Holdings LLC</value>
                    <footnoteId id="F10"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Mr. Edens and certain funds affiliated with Fortress acquired beneficial ownership of 42,073,592 shares of the Issuer's common stock pursuant to the Agreement and Plan of Merger, dated 10/5/06 (the &quot;Agreement&quot;), by and among Global Signal Inc. (&quot;Global Signal&quot;), the Issuer and CCGS Holdings LLC. All outstanding Global Signal shares were exchanged for 1.61 shares of Issuer common stock or $55.95 in cash, at each stockholder's election and subject to proration described in the Agreement. On 1/19/07, certain funds affiliated with Fortress entered into a Stock Purchase Agreement (the &quot;SPA&quot;), pursuant to which the Issuer agreed to purchase an aggregate of 11,042,424 shares of the Issuer's common stock for $374,027,428.86. The closing of the transactions contemplated by the SPA is expected to occur on 1/26/07. Upon the consummation of such transactions, Mr. Edens and certain funds affiliated with Fortress will hold the shares of the Issuer's common stock that are the subject of this Form 3.</footnote>
        <footnote id="F2">Drawbridge Global Macro Advisors LLC is the investment advisor of Drawbridge Global Macro Fund Ltd., and may be deemed to beneficially own the shares listed as beneficially owned by Drawbridge Global Macro Fund Ltd. Fortress Investment Group LLC is the sole managing member of Drawbridge Global Macro Advisors LLC. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress Investment Group Holdings LLC (&quot;Fortress&quot;).</footnote>
        <footnote id="F3">FIT GSL LLC is 100% owned by FIT Holdings LLC which is a wholly-owned subsidiary of Fortress Investment Trust II, an investment company registered under the Investment Company Act of 1940, which is majority owned by Fortress Investment Fund II LLC. Fortress Investment Fund II LLC is managed by its managing member Fortress Fund MM II LLC, which is managed by Fortress Investment Group LLC pursuant to a management agreement. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F4">Drawbridge Global Macro Advisors LLC is the investment advisor of Drawbridge Global Macro Fund LP, and may be deemed to beneficially own the shares listed as beneficially owned by Drawbridge Global Macro Fund LP. Fortress Investment Group LLC is the sole managing member of Drawbridge Global Macro Advisors LLC. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP.  FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F5">Drawbridge Investment Partners LLC is 100% owned by Drawbridge Special Opportunities Fund LP and Drawbridge Special Opportunities Fund Ltd. Drawbridge Special Opportunities Advisors LLC is the investment manager of each of Drawbridge Special Opportunities Fund LP and Drawbridge Special Opportunities Fund Ltd. Fortress Investment Group LLC is the sole managing member of Drawbridge Special Opportunities Advisors LLC. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F6">FRIT PINN LLC is a wholly-owned subsidiary of FRIT Holdings LLC, which is a wholly-owned subsidiary of Fortress Registered Investment Trust, which is 100% owned by Fortress Investment Fund LLC. Fortress Investment Fund LLC is managed by its managing member Fortress Fund MM LLC, which is managed by Fortress Investment Group LLC pursuant to a management agreement. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F7">Fortress Registered Investment Trust is 100% owned by Fortress Investment Fund LLC. Fortress Investment Fund LLC is managed by its managing member Fortress Fund MM LLC, which is managed by Fortress Investment Group LLC pursuant to a management agreement. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F8">FIG Advisors LLC is the investment advisor of Fortress Pinnacle Investment Fund LLC. Fortress Investment Group LLC is the sole managing member of FIG Advisors LLC. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP.  FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F9">FRIT Holdings LLC is a wholly-owned subsidiary of Fortress Registered Investment Trust, which is 100% owned by Fortress Investment Fund LLC. Fortress Investment Fund LLC is managed by its managing member Fortress Fund MM LLC, which is managed by Fortress Investment Group LLC pursuant to a management agreement. Fortress Investment Group LLC is 100% owned by Fortress Operating Entity I LP. FIG Corp. is the general partner of Fortress Operating Entity I LP.  FIG Corp. is 100% owned by Fortress.</footnote>
        <footnote id="F10">WRE Personal Holdings LLC may be deemed to beneficially own the shares reported as beneficially owned by Partners Interim Holdings LLC by virtue of its membership interest in Partners Interim Holdings LLC.  Mr. Edens is the sole member of WRE Personal Holdings LLC.  Mr. Edens disclaims beneficial ownership of all reported shares except to the extent of his pecuniary interest therein and the inclusion of the shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or otherwise.</footnote>
        <footnote id="F11">Due to his voting interest in Fortress, Wesley R. Edens may be deemed to beneficially own the shares listed as beneficially owned by Fortress.  Mr. Edens disclaims beneficial ownership of all reported shares except to the extent of his pecuniary interest therein and the inclusion of the shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or otherwise.</footnote>
        <footnote id="F12">Drawbridge Global Macro Fund Ltd., Drawbridge Global Macro Fund LP and Drawbridge Investment Partners LLC (together, the &quot;Drawbridge Funds&quot;) received 203,398 shares, 20,621 shares and 33,554 shares, respectively (collectively, the &quot;Drawbridge Shares&quot;), of the Issuer's Common Stock pursuant to the merger agreement. Due to their relationship to the Drawbridge Funds, each of the Reporting Persons may be deemed to have beneficially owned the Drawbridge Shares. On January 17, 2006 and January 19, 2006, the Drawbridge Funds sold the Drawbridge Shares. Following such transactions, the Drawbridge Funds do not own any shares of the Issuer's Common Stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Wesley R. Edens</signatureName>
        <signatureDate>2007-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
