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

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-12-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001186296</rptOwnerCik>
            <rptOwnerName>DRAPER E LINN JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>AMERICAN ELECTRIC POWER COMPANY INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1 RIVERSIDE PLAZA</rptOwnerStreet2>
            <rptOwnerCity>COLUMBUS</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>43215-2372</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>

        <derivativeTransaction>
            <securityTitle>
                <value>Share Units</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2003-12-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7600</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>4.63</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>PCS Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7600</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7600</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>

    </derivativeTable>

    <footnotes>
        <footnote id="F1">Share units are issued under the Issuer's Directors' Deferred Fee Plan (the &quot;Plan&quot;) and are convertible into an amount of cash equal to the value of the Issuer's PCS common stock upon the reporting person's retirement, death, or termination of office in accordance with the terms of the Plan.</footnote>
        <footnote id="F2">These share units vest 50% on the 5th anniversary of the award; and 10% per year on each of the five subsequent anniversaries.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Claudia S Toussaint  For: E. Linn Draper, Jr.</signatureName>
        <signatureDate>2003-12-18</signatureDate>
    </ownerSignature>

</ownershipDocument>
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X0201
4
2003-12-17
0
0000101830
SPRINT CORP
PCS
0001186296
DRAPER E LINN JR
AMERICAN ELECTRIC POWER COMPANY INC.
1 RIVERSIDE PLAZA
COLUMBUS
OH
43215-2372
1
0
0
0
Share Units
2003-12-17
4
A
0
7600
4.63
A
PCS Common Stock
7600
7600
D
Share units are issued under the Issuer's Directors' Deferred Fee Plan (the "Plan") and are convertible into an amount of cash equal to the value of the Issuer's PCS common stock upon the reporting person's retirement, death, or termination of office in accordance with the terms of the Plan.
These share units vest 50% on the 5th anniversary of the award; and 10% per year on each of the five subsequent anniversaries.
By: Claudia S Toussaint  For: E. Linn Draper, Jr.
2003-12-18