Atlantic Tele-Network, Inc. Improves Network Coverage for Alltel Wireless Customers.

BEVERLY, Mass. -- Atlantic Tele-Network, Inc. (NASDAQ: ATNI) announced today the activation of new digital cell sites across the Alltel Wireless footprint, as part of the company's ongoing commitment to enhance network quality for voice and high speed data services. In order to meet the growing needs of customers in 2011 and beyond, Alltel Wireless has activated 17 new cell sites, significantly improving call quality nationwide.

Alltel Wireless provides "The Best Value Unlimited Plans", providing the most affordable and flexible options for customers who love to talk and need to remain connected. Alltel's exclusive "My Circle" feature allows unlimited calling to and from any 5, 15 or 25 numbers on any network and includes unlimited text to "My Circle" contacts on select plans. Alltel's "Free Fridays" feature means all Friday calls are free to numbers on select plans. These innovative features and continued network improvement and expansion reaffirm Alltel's pledge to provide enhanced service and a superior customer experience.

About Alltel Wireless

Allied Wireless Communications Corporation (AWCC), doing business as Alltel Wireless, is a wireless telecommunications provider serving customers in six states. Headquartered in Little Rock, Arkansas, AWCC is a subsidiary of Atlantic Tele-Network, Inc. (NASDAQ: ATNI). For more information, visit www.alltel.com or www.awcc.com.

About Atlantic Tele-Network

Atlantic Tele-Network, Inc., 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.