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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,
 G6ZNO9y5jcAs+C/0FTK4T1ejp0FLnxqHyoqQHJ+pbVFhR3uDcUFVR7F0AJRu5xZg
 TNkR4VNBY8k3iUi+5xChnQ==

<SEC-DOCUMENT>0001069416-09-000001.txt : 20090105
<SEC-HEADER>0001069416-09-000001.hdr.sgml : 20090105
<ACCEPTANCE-DATETIME>20090105113458
ACCESSION NUMBER:		0001069416-09-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090102
FILED AS OF DATE:		20090105
DATE AS OF CHANGE:		20090105

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CINCINNATI BELL INC
		CENTRAL INDEX KEY:			0000716133
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		IRS NUMBER:				311056105
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		201 E FOURTH ST 102 732
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45201
		BUSINESS PHONE:		5133979900

	MAIL ADDRESS:	
		STREET 1:		P O BOX 2301
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BROADWING INC
		DATE OF NAME CHANGE:	20000512

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CINCINNATI BELL INC /OH/
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CBI INC
		DATE OF NAME CHANGE:	19830814

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAIER CRAIG F
		CENTRAL INDEX KEY:			0001069416
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08519
		FILM NUMBER:		09503091

	BUSINESS ADDRESS:	
		STREET 1:		2800 GILBERT AVE
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45206
		BUSINESS PHONE:		5139612660
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-01-02</periodOfReport>

    <issuer>
        <issuerCik>0000716133</issuerCik>
        <issuerName>CINCINNATI BELL INC</issuerName>
        <issuerTradingSymbol>CBB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001069416</rptOwnerCik>
            <rptOwnerName>MAIER CRAIG F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>221 EAST FOURTH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CINCINNATI</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>45202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-01-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>6000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>6000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">One for one conversion.</footnote>
        <footnote id="F2">Phantom Shares are payable in cash following retirement or termination of the reporting person's affiliation with the Company.</footnote>
        <footnote id="F3">Phantom Shares are valued at the fair market value of the Issuer's common stock on the date of grant.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Christopher J. Wilson, Attorney-in-fact for Craig F. Maier</signatureName>
        <signatureDate>2009-01-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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