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

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-02-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001113487</rptOwnerCik>
            <rptOwnerName>HOCKADAY IRVINE O JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>HALLMARK CARDS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>P.O. BOX 419580</rptOwnerStreet2>
            <rptOwnerCity>KANSAS CITY</rptOwnerCity>
            <rptOwnerState>MO</rptOwnerState>
            <rptOwnerZipCode>64141-6580</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>PCS Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-02-10</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2800</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8975</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>PCS Common Stock</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>47277</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Rabbi Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These share units are 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 share units vest 100% on the third anniversary of the grant date.</footnote>
        <footnote id="F3">Amount of PCS Common Stock Direct Ownership: 6,175.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Michael T. Hyde  For: Irvine O. Hockaday Jr.</signatureName>
        <signatureDate>2004-02-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0201
4
2004-02-10
0
0000101830
SPRINT CORP
PCS
0001113487
HOCKADAY IRVINE O JR
HALLMARK CARDS, INC.
P.O. BOX 419580
KANSAS CITY
MO
64141-6580
1
0
0
0
PCS Common Stock
2004-02-10
4
A
0
2800
A
8975
D
PCS Common Stock
47277
I
by Rabbi Trust
These share units are 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 share units vest 100% on the third anniversary of the grant date.
Amount of PCS Common Stock Direct Ownership: 6,175.
By: Michael T. Hyde  For: Irvine O. Hockaday Jr.
2004-02-11