Atlantic Tele-Network Board Declares Quarterly Dividend.

SALEM, Mass. -- Atlantic Tele-Network, Inc. ("ATN") (AMEX:ANK) announced today that its Board of Directors has declared a quarterly dividend of $0.12 per share, payable on June 23, 2006 on all common shares outstanding to shareholders of record as of June 12, 2006.

About Atlantic Tele-Network

Atlantic Tele-Network, Inc. is a telecommunications company with corporate offices in Salem, Massachusetts and St. Thomas, U.S. Virgin Islands. Its principal subsidiaries include: Guyana Telephone and Telegraph Company, Limited, which is the national telephone service provider in the Cooperative Republic of Guyana for all local, long-distance and international service, as well as the largest cellular service provider; Commnet Wireless, LLC, which provides voice and data wireless roaming services for U.S. and International carriers in rural areas throughout the United States; SoVerNet, Inc., which provides wireline voice and data services to businesses and homes across Vermont; and Choice Communications, LLC, which provides wireless television and wireless broadband services, as well as dial-up internet services in the United States Virgin Islands. ATN also owns 44% of Bermuda Digital Communications Ltd., which, under the Cellular One name, is the largest provider of cellular voice and data services in Bermuda.