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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
 MCd/oDZwI4iS/WmpPfgU08Bd6EALC5dM/y0IiLv1fLZ2Sto1oBEowJ2W0/HV7jsu
 jx8M4l0Cm58Ey7PPuK2eZA==

<SEC-DOCUMENT>0000109380-06-000009.txt : 20060202
<SEC-HEADER>0000109380-06-000009.hdr.sgml : 20060202
<ACCEPTANCE-DATETIME>20060202191805
ACCESSION NUMBER:		0000109380-06-000009
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060131
FILED AS OF DATE:		20060202
DATE AS OF CHANGE:		20060202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MURPHY PAUL B JR
		CENTRAL INDEX KEY:			0001185201

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12307
		FILM NUMBER:		06575150

	BUSINESS ADDRESS:	
		STREET 1:		5 POST OAK PARK
		STREET 2:		4400 POST OAK PARKWAY
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77027
		BUSINESS PHONE:		7132358803

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ZIONS BANCORPORATION /UT/
		CENTRAL INDEX KEY:			0000109380
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				870227400
		STATE OF INCORPORATION:			UT
		FISCAL YEAR END:			0106

	BUSINESS ADDRESS:	
		STREET 1:		ONE SOUTH MAIN STREET
		STREET 2:		SUITE 1134
		CITY:			SALT LAKE CITY
		STATE:			UT
		ZIP:			84111
		BUSINESS PHONE:		8015244787

	MAIL ADDRESS:	
		STREET 1:		ONE SOUTH MAIN STREET
		STREET 2:		SUITE 1134
		CITY:			SALT LAKE CITY
		STATE:			UT
		ZIP:			84111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ZIONS UTAH BANCORPORATION
		DATE OF NAME CHANGE:	19870615

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ZIONS FIRST NATIONAL INVESTMENT CO
		DATE OF NAME CHANGE:	19660921
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-01-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000109380</issuerCik>
        <issuerName>ZIONS BANCORPORATION /UT/</issuerName>
        <issuerTradingSymbol>ZION</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001185201</rptOwnerCik>
            <rptOwnerName>MURPHY PAUL B JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-01-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>25934</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>79.28</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41634</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/Thomas E. Laursen as attorney-in-fact</signatureName>
        <signatureDate>2006-02-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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