-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VwEgM74l05ZnDTnkgGtz09TZX7l9n5gtCUJQwufDMx2ZRLmOzWj4OZNcq51JyoTE
 RvEAAyQLhc7Ti6hfgJJ8cQ==

<SEC-DOCUMENT>0000732713-03-000047.txt : 20030505
<SEC-HEADER>0000732713-03-000047.hdr.sgml : 20030505
<ACCEPTANCE-DATETIME>20030505171320
ACCESSION NUMBER:		0000732713-03-000047
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030501
FILED AS OF DATE:		20030505

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BELLSOUTH CORP
		CENTRAL INDEX KEY:			0000732713
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		IRS NUMBER:				581533433
		STATE OF INCORPORATION:			GA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1155 PEACHTREE ST NE
		STREET 2:		ROOM 15G03
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309-3610
		BUSINESS PHONE:		4042492000

	MAIL ADDRESS:	
		STREET 1:		1155 PEACHTREE STREET NE
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309-3610

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ANDERSON REUBEN V
		CENTRAL INDEX KEY:			0001018982

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08607
		FILM NUMBER:		03682641

	BUSINESS ADDRESS:	
		STREET 1:		C/O PHELPS DUNBAR
		STREET 2:		200 S. LAMAR #500 SECURITY CENTRE N.
		CITY:			JACKSON
		STATE:			MS
		ZIP:			39201
		BUSINESS PHONE:		6013522300

	MAIL ADDRESS:	
		STREET 1:		C/O PHELPS DUNBAR
		STREET 2:		200 S. LAMAR #500 SECURITY CENTRE N.
		CITY:			JACKSON
		STATE:			MS
		ZIP:			39201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <documentType>4</documentType>

    <periodOfReport>2003-05-01</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000732713</issuerCik>
        <issuerName>BELLSOUTH CORP</issuerName>
        <issuerTradingSymbol>BLS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001018982</rptOwnerCik>
            <rptOwnerName>ANDERSON REUBEN V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeSecurity>
        <securityTitle>
            <value>Non Qualified Stock Option (right to buy)</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>25.06</value>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-05-01</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>A</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>4877</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2004-05-01</value>
        </exerciseDate>
        <expirationDate>
            <value>2013-04-30</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>4877</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>4877</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>


    <ownerSignature>
        <signatureName>Marcy A. Bass, Attorney in Fact</signatureName>
        <signatureDate>2003-05-05</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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