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

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-09-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000101830</issuerCik>
        <issuerName>SPRINT CORP</issuerName>
        <issuerTradingSymbol>PCS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001202231</rptOwnerCik>
            <rptOwnerName>LAUER LEN J</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>President &amp; Chief Operating</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>PCS Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2003-09-10</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50000</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>166170</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

        <nonDerivativeHolding>
            <securityTitle>
                <value>PCS Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>737</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Issuer's 401(k)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>

    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These securities are share units issued under Sprint's 1997 Long-Term Stock Incentive Program.  Each unit represents the right to receive one share of the underlying security at a date in the future, unless the reporting person elects to have the underlying security delivered at a later delivery date.  </footnote>
        <footnote id="F2">These units vest 33% on the third, fourth and fifth anniversaries of the grant date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Claudia S. Toussaint  For: Len J. Lauer</signatureName>
        <signatureDate>2003-09-11</signatureDate>
    </ownerSignature>

</ownershipDocument>
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X0201
4
2003-09-10
0
0000101830
SPRINT CORP
PCS
0001202231
LAUER LEN J
0
1
0
0
President & Chief Operating
PCS Common Stock
2003-09-10
4
A
0
50000
0
A
166170
D
PCS Common Stock
737
I
by Issuer's 401(k)
These securities are share units issued under Sprint's 1997 Long-Term Stock Incentive Program.  Each unit represents the right to receive one share of the underlying security at a date in the future, unless the reporting person elects to have the underlying security delivered at a later delivery date.
These units vest 33% on the third, fourth and fifth anniversaries of the grant date.
By: Claudia S. Toussaint  For: Len J. Lauer
2003-09-11