<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-04-17</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000739421</issuerCik>
        <issuerName>CITIZENS FINANCIAL SERVICES INC</issuerName>
        <issuerTradingSymbol>CZFS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001215857</rptOwnerCik>
            <rptOwnerName>NOVAK JOHN E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>John E. Novak retired from the Board of Directors on April 17, 2007 and is no longer subject to Section 16.</remarks>

    <ownerSignature>
        <signatureName>Gina Marie Boor power of attorney for John E. Novak</signatureName>
        <signatureDate>2007-04-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0202
4
2007-04-17
1
0000739421
CITIZENS FINANCIAL SERVICES INC
CZFS
0001215857
NOVAK JOHN E
1
0
0
0
John E. Novak retired from the Board of Directors on April 17, 2007 and is no longer subject to Section 16.
Gina Marie Boor power of attorney for John E. Novak
2007-04-19