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    <issuer>
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        <issuerName>RADIOSHACK CORP</issuerName>
        <issuerTradingSymbol>RSH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
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            <rptOwnerName>NEWMAN MICHAEL D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
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            <rptOwnerStreet2>SUITE 1900</rptOwnerStreet2>
            <rptOwnerCity>FORT WORTH</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>76102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
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            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SR. VP AND CFO</officerTitle>
        </reportingOwnerRelationship>
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                <value>COMMON STOCK</value>
                <footnoteId id="F1"/>
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            <transactionDate>
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            <deemedExecutionDate>
                <value>2004-02-23</value>
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                <value></value>
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                <transactionShares>
                    <value>28333.00</value>
                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
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            <transactionTimeliness>
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                <transactionShares>
                    <value>56667.00</value>
                </transactionShares>
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                </transactionPricePerShare>
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                <value></value>
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                <transactionShares>
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                <sharesOwnedFollowingTransaction>
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            <transactionAmounts>
                <transactionShares>
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                <transactionPricePerShare>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
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                <sharesOwnedFollowingTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>2001 NSO OPTION-RIGHT TO BUY-03</value>
                <footnoteId id="F1"/>
            </securityTitle>
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                <value>20.85</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-02-23</value>
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            <deemedExecutionDate>
                <value>2004-02-23</value>
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                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
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                <underlyingSecurityTitle>
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                    <value>D</value>
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    <footnotes>
        <footnote id="F1">EXERCISE OF OPTION GRANTED UNDER THE EXEMPT RADIOSHACK CORPORATION 2001 INCENTIVE STOCK PLAN, SEC, REG NO. 333-74894. UNDER THE TERMS OF THE OPTION AGREEMENTS ISO'S  AND NSO'S ARE EXERCISABLE AS TO 1/3 ON EACH OF THE FIRST THREE ANNIVERSARY DATES OF THE DATE OF GRANT.</footnote>
        <footnote id="F2">EXERCISE OF OPTION GRANTED UNDER THE EXEMPT RADIOSHACK CORPORATION 1997 INCENTIVE STOCK PLAN SEC REG. NO. 333-49369.  UNDER THE TERMS OF THE OPTION AGREEMENTS BOTH NSOs AND ISOs VEST AS TO ONE THIRD ON EACH OF THE FIRST THREE ANNIVERSARY DATES OF THE DATE OF GRANT.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>JOHN P. CLARSON BY POWER OF ATTORNEY FOR MICHAEL D. NEWMAN</signatureName>
        <signatureDate>2004-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0201
4
2004-02-24
0
0000096289
RADIOSHACK CORP
RSH
0001207158
NEWMAN MICHAEL D
100 THROCKMORTON STREET
SUITE 1900
FORT WORTH
TX
76102
0
1
0
0
SR. VP AND CFO
COMMON STOCK
2004-02-23
2004-02-23
4
M
0
28333.00
20.85
A
28333.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
M
0
56667.00
27.045
A
85000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
5000.00
34.05
D
80000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
10000.00
34.00
D
70000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
15000.00
34.98
D
55000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
5000.00
33.93
D
50000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
13000.00
33.92
D
37000.00
D
COMMON STOCK
2004-02-23
2004-02-23
4
S
0
37000.00
33.90
D
0.00
D
2001 NSO OPTION-RIGHT TO BUY-03
20.85
2004-02-23
2004-02-23
4
M
0
28333.00
0
D
2004-02-20
2010-02-20
COMMON STOCK
28333.00
51871.00
D
97 OPTION RIGHT TO BUY-NSO-01
27.045
2004-02-23
2004-02-23
4
M
0
56667.00
0
D
2003-06-01
2011-06-01
COMMON STOCK
56667.00
32242.00
D
EXERCISE OF OPTION GRANTED UNDER THE EXEMPT RADIOSHACK CORPORATION 2001 INCENTIVE STOCK PLAN, SEC, REG NO. 333-74894. UNDER THE TERMS OF THE OPTION AGREEMENTS ISO'S  AND NSO'S ARE EXERCISABLE AS TO 1/3 ON EACH OF THE FIRST THREE ANNIVERSARY DATES OF THE DATE OF GRANT.
EXERCISE OF OPTION GRANTED UNDER THE EXEMPT RADIOSHACK CORPORATION 1997 INCENTIVE STOCK PLAN SEC REG. NO. 333-49369.  UNDER THE TERMS OF THE OPTION AGREEMENTS BOTH NSOs AND ISOs VEST AS TO ONE THIRD ON EACH OF THE FIRST THREE ANNIVERSARY DATES OF THE DATE OF GRANT.
JOHN P. CLARSON BY POWER OF ATTORNEY FOR MICHAEL D. NEWMAN
2004-02-24