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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>9999999995-09-002414.txt : 20090831
<SEC-HEADER>9999999995-09-002414.hdr.sgml : 20090831
<ACCEPTANCE-DATETIME>20090831001516
ACCESSION NUMBER:		9999999995-09-002414
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20090828
DATE AS OF CHANGE:		20090831
EFFECTIVENESS DATE:		20090828

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MISSISSIPPI POWER CO
		CENTRAL INDEX KEY:			0000066904
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				640205820
		STATE OF INCORPORATION:			MS
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-161168
		FILM NUMBER:		091044432

	BUSINESS ADDRESS:	
		STREET 1:		2992 WEST BEACH
		CITY:			GULFPORT
		STATE:			MS
		ZIP:			39501
		BUSINESS PHONE:		2288641211

	MAIL ADDRESS:	
		STREET 1:		2992 WEST BEACH
		CITY:			GULFPORT
		STATE:			MS
		ZIP:			39501
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2009-08-28</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>10:00:00</finalEffectivenessDispTime>
        <form>S-3</form>
        <filer>
            <cik>0000066904</cik>
            <entityName>MISSISSIPPI POWER CO</entityName>
            <fileNumber>333-161168</fileNumber>
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</edgarSubmission>
</XML>
</TEXT>
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</SEC-DOCUMENT>
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