-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 SlSiJJs1mxWKR8SO2AvNVhKiofp0/ZyBchaGAiOt+udz1fY4ed1ezvQDZf9pJGPQ
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<SEC-DOCUMENT>0001209191-10-034306.txt : 20100615
<SEC-HEADER>0001209191-10-034306.hdr.sgml : 20100615
<ACCEPTANCE-DATETIME>20100615175702
ACCESSION NUMBER:		0001209191-10-034306
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100611
FILED AS OF DATE:		20100615
DATE AS OF CHANGE:		20100615

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TUCOWS INC /PA/
		CENTRAL INDEX KEY:			0000909494
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				232707366
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		96 MOWAT AVENUE
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M6K 3M1
		BUSINESS PHONE:		4165350123

	MAIL ADDRESS:	
		STREET 1:		96 MOWAT AVENUE
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M6K 3M1

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INFONAUTICS INC
		DATE OF NAME CHANGE:	19960426

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INFONAUTICS CORP
		DATE OF NAME CHANGE:	19960315

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lacuna Ventures GP LLLP
		CENTRAL INDEX KEY:			0001379928
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32600
		FILM NUMBER:		10899067

	BUSINESS ADDRESS:	
		STREET 1:		1100 SPRUCE STREET STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-447-1700

	MAIL ADDRESS:	
		STREET 1:		1100 SPRUCE STREET STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lacuna Venture Fund LLLP
		CENTRAL INDEX KEY:			0001379930
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32600
		FILM NUMBER:		10899068

	BUSINESS ADDRESS:	
		STREET 1:		1100 SPRUCE STREET STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-447-1700

	MAIL ADDRESS:	
		STREET 1:		1100 SPRUCE STREET STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lacuna LLC
		CENTRAL INDEX KEY:			0001379931
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32600
		FILM NUMBER:		10899069

	BUSINESS ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-447-1700

	MAIL ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lacuna Hedge GP LLLP
		CENTRAL INDEX KEY:			0001379933
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32600
		FILM NUMBER:		10899065

	BUSINESS ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-447-1700

	MAIL ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lacuna Hedge Fund LLLP
		CENTRAL INDEX KEY:			0001379935
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32600
		FILM NUMBER:		10899066

	BUSINESS ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-447-1700

	MAIL ADDRESS:	
		STREET 1:		1100 SPRUCE STREET, STE. 202
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c02496_4x0.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-06-11</periodOfReport>

    <issuer>
        <issuerCik>0000909494</issuerCik>
        <issuerName>TUCOWS INC /PA/</issuerName>
        <issuerTradingSymbol>TCX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379931</rptOwnerCik>
            <rptOwnerName>Lacuna LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1100 SPRUCE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>BOULDER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80302</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379930</rptOwnerCik>
            <rptOwnerName>Lacuna Venture Fund LLLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1100 SPRUCE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>BOULDER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80302</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379928</rptOwnerCik>
            <rptOwnerName>Lacuna Ventures GP LLLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1100 SPRUCE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>BOULDER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80302</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379935</rptOwnerCik>
            <rptOwnerName>Lacuna Hedge Fund LLLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1100 SPRUCE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>BOULDER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80302</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001379933</rptOwnerCik>
            <rptOwnerName>Lacuna Hedge GP LLLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1100 SPRUCE STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>BOULDER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80302</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-06-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2009400</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>.70</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>468611</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7572109</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">These shares are held by Lacuna Venture Fund LLLP (&quot;Lacuna Venture&quot;) and are indirectly owned by Lacuna LLC (&quot;Lacuna LLC&quot;) and Lacuna Ventures GP LLLP (&quot;Lacuna Ventures GP&quot;).  Lacuna LLC serves as the sole general partner of Lacuna Ventures GP, which serves as the sole general partner of Lacuna Venture.  Neither Lacuna LLC nor Lacuna Ventures GP directly owns any securities of the Issuer.  Each of Lacuna LLC and Lacuna Ventures GP disclaims beneficial ownership of the securities held by Lacuna Venture, except to the extent of its pecuniary interest therein.</footnote>
        <footnote id="F2">These shares are held by Lacuna Hedge Fund LLLP (&quot;Lacuna Hedge&quot;) and are indirectly owned by Lacuna LLC and Lacuna Hedge GP LLLP (&quot;Lacuna Hedge GP&quot;).  Lacuna LLC serves as the sole general partner of Lacuna Hedge GP, which serves as the sole general partner of Lacuna Hedge.  Neither Lacuna LLC nor Lacuna Hedge GP directly owns any securities of the Issuer.  Each of Lacuna LLC and Lacuna Hedge GP disclaims beneficial ownership of the securities held by Lacuna Hedge, except to the extent of its pecuniary interest therein.</footnote>
    </footnotes>

    <remarks>This Form 4 is filed by Lacuna, LLC (&quot;Lacuna LLC&quot;), Lacuna Venture Fund LLLP (&quot;Lacuna Venture&quot;), Lacuna Hedge Fund
LLLP (&quot;Lacuna Hedge&quot;), Lacuna Ventures GP LLLP (&quot;Lacuna Ventures GP&quot;), and Lacuna Hedge GP LLLP (&quot;Lacuna
Hedge GP&quot; and, together with Lacuna LLC, Lacuna Venture, Lacuna Hedge and Lacuna Ventures GP, the &quot;Lacuna Entities&quot;).
The Lacuna Entities expressly disclaim status as a &quot;group&quot; for purposes of this Form 4.</remarks>

    <ownerSignature>
        <signatureName>/s/ Laura M. Medina as Attorney in Fact for Lacuna, LLC</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Laura M. Medina as Attorney in Fact for Lacuna Venture Fund LLLP</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Laura M. Medina as Attorney in Fact for Lacuna Ventures GP LLLP</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Laura M. Medina as Attorney in Fact for Lacuna Hedge Fund LLLP</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Laura M. Medina as Attorney in Fact for Lacuna Hedge GP LLLP</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
