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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001179110-10-009322.txt : 20100526
<SEC-HEADER>0001179110-10-009322.hdr.sgml : 20100526
<ACCEPTANCE-DATETIME>20100526154129
ACCESSION NUMBER:		0001179110-10-009322
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20100524
FILED AS OF DATE:		20100526
DATE AS OF CHANGE:		20100526

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Slap Leonard Q.
		CENTRAL INDEX KEY:			0001492818

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12593
		FILM NUMBER:		10859569

	MAIL ADDRESS:	
		STREET 1:		ATLANTIC TELE-NETWORK, INC.
		STREET 2:		600 CUMMINGS CENTER
		CITY:			BEVERLY
		STATE:			MA
		ZIP:			01915

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ATLANTIC TELE NETWORK INC /DE
		CENTRAL INDEX KEY:			0000879585
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		IRS NUMBER:				470728886
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10 DERBY SQUARE
		CITY:			SALEM
		STATE:			MA
		ZIP:			01970
		BUSINESS PHONE:		9786191300

	MAIL ADDRESS:	
		STREET 1:		10 DERBY SQUARE
		CITY:			SALEM
		STATE:			MA
		ZIP:			01970
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2010-05-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000879585</issuerCik>
        <issuerName>ATLANTIC TELE NETWORK INC /DE</issuerName>
        <issuerTradingSymbol>ATNI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001492818</rptOwnerCik>
            <rptOwnerName>Slap Leonard Q.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ATLANTIC TELE-NETWORK, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>600 CUMMINGS CENTER</rptOwnerStreet2>
            <rptOwnerCity>BEVERLY</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01915</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP and General Counsel</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>No Securities Are Beneficially Owned</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks>Exhibit List
Exhibit 24 - Leonard Q. Slap Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Leonard Q. Slap</signatureName>
        <signatureDate>2010-05-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.HTM
<SEQUENCE>2
<FILENAME>slappoa.htm
<DESCRIPTION>LEONARD Q. SLAP POWER OF ATTORNEY
<TEXT>
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<DIV class="Part"

><H4
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><FONT size="+1" color="#000000"><B>POWER OF ATTORNE<FONT size="+1" color="#000000"><B>Y
</H4
><P

></B>Know all by these presents, that the undersigned hereby constitutes and appoints each of Justin </P
><P

>D. Benincasa and Andrew Fienberg, or either of them signing singly, and with full power of substitution, the undersigned's true and lawful attorney-in-fact to: </P
><DL

><DT

>(1) </DT
><DD

>prepare, execute in the undersigned&rsquo;s name and on the undersigned&rsquo;s behalf, and submit to the U.S. Securities and Exchange Commission (the &ldquo;SEC&rdquo;) a Form ID, including amendments thereto, and any other documents necessary or appropriate to obtain codes and passwords enabling the undersigned to make electronic filings with the SEC of reports required by Section 16(a) of the Securities Exchange Act of 1934 or any rule or regulation of the SEC; </DD
><DT

>(2) </DT
><DD

>execute for and on behalf of the undersigned, in the undersigned&rsquo;s capacity as an officer and/or director of Atlantic Tele-Network, Inc. (the &ldquo;Company&rdquo;), Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder; </DD
><DT

>(3) </DT
><DD

>do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4, or 5, complete and execute any amendment or amendments thereto, and timely file such form with the SEC and any stock exchange or similar authority; and </DD
><DT

>(4) </DT
><DD

>take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact's discretion. </DD
></DL
><P

>The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in</B>fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.  The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934. </P
><P

>This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact. </P
><P
 align="justify"
>    IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 24<Sup><FONT size="+1">th</Sup><FONT size="+1"> day of May, 2010.</P
><P
 align="justify"
><U> /s/ Leonard Q. Slap____________ _ </U>Leonard Q. Slap </P
></DIV
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</SEC-DOCUMENT>
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