Atlantic Tele-Network Board Increases Quarterly Dividend

Atlantic Tele-Network, Inc. (NASDAQ:ATNI) announced today that its Board of Directors has declared a quarterly dividend of $0.23 per share, payable on October 14, 2011, on all common shares outstanding to stockholders of record as of October 7, 2011.

This is the thirteenth consecutive annual increase in the Company's dividend and represents an increase of one cent, or 4.5%, in the dividend paid in the previous quarter.

Michael T. Prior, Chief Executive Officer of the Company, said, "We are happy to extend our record of annual dividend increases while at the same time maintaining a strong balance sheet and continuing to invest in our businesses.”

About Atlantic Tele-Network

Atlantic Tele-Network, Inc. (NASDAQ:ATNI), headquartered in Beverly, Massachusetts, provides telecommunications services to rural, niche and other under-served markets and geographies in the United States, Bermuda and the Caribbean. Through our operating subsidiaries, we provide both wireless and wireline connectivity to residential and business customers, including a range of mobile wireless solutions, local exchange services and broadband internet services and are the owner and operator of terrestrial and submarine fiber optic transport systems. For more information, please visit www.atni.com.