<SEC-DOCUMENT>0001209191-16-112658.txt : 20160405
<SEC-HEADER>0001209191-16-112658.hdr.sgml : 20160405
<ACCEPTANCE-DATETIME>20160405093135
ACCESSION NUMBER:		0001209191-16-112658
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20160401
FILED AS OF DATE:		20160405
DATE AS OF CHANGE:		20160405

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHERN CO
		CENTRAL INDEX KEY:			0000092122
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				580690070
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		30 IVAN ALLEN JR. BLVD., N.W.
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30308
		BUSINESS PHONE:		4045065000

	MAIL ADDRESS:	
		STREET 1:		30 IVAN ALLEN JR. BLVD., N.W.
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30308

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Greene Kimberly S,
		CENTRAL INDEX KEY:			0001573512

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03526
		FILM NUMBER:		161553122

	MAIL ADDRESS:	
		STREET 1:		30 IVAN ALLEN JR. BLVD., NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30308
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-04-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000092122</issuerCik>
        <issuerName>SOUTHERN CO</issuerName>
        <issuerTradingSymbol>SO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001573512</rptOwnerCik>
            <rptOwnerName>Greene Kimberly S,</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 IVAN ALLEN JR. BLVD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30308</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP &amp; COO, Southern Co.</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Southern Company Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-04-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3643</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>51.70</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>35581.7492</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects 3,643 shares withheld to satisfy state and federal tax requirements for the 20% portion of an April 1, 2013 RSU award that vested on April 1, 2016. Amount of securities beneficially owned includes 6,163 shares of Southern Company Common Stock and 29,418.7492 shares of Southern Company Common Stock representing remaining underlying time vesting RSUs and related DEUs that have not yet vested.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Laura O. Hewett, Attorney-in-Fact for Kimberly S. Greene</signatureName>
        <signatureDate>2016-04-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.4_646872
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
                           POWER OF ATTORNEY


	The undersigned, an executive officer of The Southern Company, hereby makes,
constitutes, and appoints Melissa K. Caen, Laura O. Hewett and James Y. Kerr II,
my agents and attorneys-in-fact, for the limited purpose of signing on my
behalf, and causing to be filed with the Securities and Exchange Commission Form
ID and Initial Statement of Beneficial Ownership of Securities, Statement of
Changes in Beneficial Ownership, and Annual Statement of Changes in Beneficial
Ownership, on Forms 3, 4, and 5, respectively, and any appropriate amendment or
amendments thereto.

	This power of attorney shall remain in effect until my obligation to file the
aforementioned reports as a director of The Southern Company ceases, unless
earlier revoked by me by written document delivered to the Corporate Secretary
of The Southern Company.

	Effective the 18th day of June, 2015.




			/s/
		Kimberly S. Greene

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