<SUBMISSION>
<ACCESSION-NUMBER>0001005477-04-000344
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20040121
<FILING-DATE>20040121
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>ROBERTSON THOMAS C
<CIK>0001229758
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-11497
<FILM-NUMBER>04536149
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>C/O AUTOINFO, INC.
<STREET2>6401 CONGRESS AVENUE, STE. 230
<CITY>BOCA RATON
<STATE>FL
<ZIP>33487
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>AUTOINFO INC
<CIK>0000351017
<ASSIGNED-SIC>4210
<IRS-NUMBER>132867481
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>PO BOX 4383
<CITY>STAMFORD
<STATE>CT
<ZIP>06907-0383
<PHONE>2019301800
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>PO BOX 4383
<CITY>STAMFORD
<STATE>CT
<ZIP>06907-0383
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar123.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
    <periodOfReport>2004-01-21</periodOfReport>
    <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000351017</issuerCik>
        <issuerName>AUTOINFO INC</issuerName>
        <issuerTradingSymbol>AUTO.OB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>

        <reportingOwnerId>
            <rptOwnerCik>0001229758</rptOwnerCik>
            <rptOwnerName>ROBERTSON THOMAS C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O AUTOINFO, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>6413 CONGRESS AVENUE, SUITE 240</rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33487</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
        <isDirector>1</isDirector>
        <isOfficer>0</isOfficer>
        <isTenPercentOwner>0</isTenPercentOwner>
        <isOther>0</isOther>
    </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>

        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>60000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

    </nonDerivativeTable>
    <derivativeTable>
        <derivativeTransaction>

        <securityTitle>
            <value>12% Convertible Debenture due 2010</value>
        </securityTitle>

        <conversionOrExercisePrice>
            <value>.25</value>
        </conversionOrExercisePrice>

        <transactionDate>
            <value>2004-01-21</value>
        </transactionDate>
    <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>S</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
        <transactionAmounts>

            <transactionShares>
                <value>100000</value>
            </transactionShares>

            <transactionPricePerShare>
                <value>33165.14</value>
            </transactionPricePerShare>

            <transactionAcquiredDisposedCode>
                <value>D</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>

        <exerciseDate>
            <footnoteId id="F1"/>
        </exerciseDate>

        <expirationDate>
            <value>2010-12-31</value>
        </expirationDate>
        <underlyingSecurity>

            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>

            <underlyingSecurityShares>
                <value>100000</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>0</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
        </derivativeTransaction>

        <derivativeHolding>

        <securityTitle>
            <value>Options to buy common stock</value>
        </securityTitle>

        <conversionOrExercisePrice>
            <value>.05</value>
        </conversionOrExercisePrice>

        <exerciseDate>
            <footnoteId id="F2"/>
        </exerciseDate>

        <expirationDate>
            <value>2011-03-06</value>
        </expirationDate>
        <underlyingSecurity>

            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>

            <underlyingSecurityShares>
                <value>15000</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>15000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
        </derivativeHolding>

        <derivativeHolding>

        <securityTitle>
            <value>Option to buy common stock</value>
        </securityTitle>

        <conversionOrExercisePrice>
            <value>.11</value>
        </conversionOrExercisePrice>

        <exerciseDate>
            <footnoteId id="F1"/>
        </exerciseDate>

        <expirationDate>
            <value>2013-04-11</value>
        </expirationDate>
        <underlyingSecurity>

            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>

            <underlyingSecurityShares>
                <value>52500</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>52500</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
        </derivativeHolding>

    </derivativeTable>
    <footnotes>
        <footnote id="F1">Immediate.</footnote>
        <footnote id="F2">The stock option granted on 3/8/01 is currently exercisable with respect to 10,000 shares and the remaining 5,000 shares will be exercisable on 3/8/04.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Thomas C. Robertson</signatureName>
        <signatureDate>2004-01-21</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
