-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000910484-10-000003.txt : 20100205
<SEC-HEADER>0000910484-10-000003.hdr.sgml : 20100205
<ACCEPTANCE-DATETIME>20100205173455
ACCESSION NUMBER:		0000910484-10-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100203
FILED AS OF DATE:		20100205
DATE AS OF CHANGE:		20100205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KELLY JOHN P
		CENTRAL INDEX KEY:			0001085349

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21091
		FILM NUMBER:		10578245

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FiberTower CORP
		CENTRAL INDEX KEY:			0001010286
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO TELEPHONE COMMUNICATIONS [4812]
		IRS NUMBER:				521869023
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		185 BERRY STREET
		STREET 2:		SUITE 4800
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94107
		BUSINESS PHONE:		(415) 659-1350

	MAIL ADDRESS:	
		STREET 1:		185 BERRY STREET
		STREET 2:		SUITE 4800
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST AVENUE NETWORKS INC
		DATE OF NAME CHANGE:	20020215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ADVANCED RADIO TELECOM CORP
		DATE OF NAME CHANGE:	19960503
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-02-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001010286</issuerCik>
        <issuerName>FiberTower CORP</issuerName>
        <issuerTradingSymbol>FTWR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001085349</rptOwnerCik>
            <rptOwnerName>KELLY JOHN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CROWN CASTLE INTERNATIONAL CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>1220 AUGUSTA, SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77057</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2010-02-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>19451</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19451</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2635295</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Crown Castle Investment Corp.</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares of restricted stock, which vested on February 4, 2010.</footnote>
        <footnote id="F2">26,352,956 shares were received in exchange for 86,671,908 shares of FiberTower Network Services Corp. (&quot;FNS&quot;) common stock in connection with the merger of FNS into the FiberTower Corporation (formerly First Avenue Networks, Inc.) (the &quot;Merger&quot;) in 2006. Upon the effectiveness of the Merger, each share of FNS common stock converted into 0.3040542 share of FiberTower Corporation common stock.</footnote>
        <footnote id="F3">Reflects the 1:10 reverse stock split on December 18, 2009.</footnote>
        <footnote id="F4">Crown Castle Investment Corp. directly beneficially owns the reported securities. John Patrick Kelly is a director of Crown Castle International Corp. (&quot;CCIC&quot;), which is the sole stockholder of Crown Castle Investment Corp., and as such may be deemed to be an indirect beneficial owner of the reported securities. Except to the extent of any indirect pecuniary interest therein, John Patrick Kelly and CCIC disclaim beneficial ownership of the securities beneficially owned by Crown Castle Investment Corp.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Thomas A. Scott, as attorney-in-fact</signatureName>
        <signatureDate>2010-02-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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