Atlantic Tele-Network Sets Date To Report Second Quarter Results

July 24, 2007 at 12:00 AM EDT

Salem, MA (July 24, 2007)Atlantic Tele-Network, Inc. (NASDAQ: ATNI) announced today that it will report results for the second quarter ended June 30, 2007 on Monday, July 30, 2007, at approximately 5:00 p.m. Eastern time (EDT).

In addition, the Company will host a conference call to discuss its second quarter results with investors at 9:30 a.m. (EDT) on Tuesday, July 31, 2007. Dial-in information for the conference call is as follows:

Call Date: July 31, 2007
Call Time: 9:30 a.m. (EDT)
Call Dial-in: 1-800-952-4629 (US/Canada)
1-212-231-2902 (International)

A replay of the conference call will be available as follows:

Replay Dates: July 31, 2007, 11:30 a.m. (EDT) until
August 7, 2007, 11:30 a.m. (EDT)
Replay Dial-in: 1-800-633-8284 (US/Canada)
1-402-977-9140 (International)
Replay Passcode: 21344887

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 wireless 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 in Northern New England; and Choice Communications, LLC, which provides wireless television and wireless broadband services in the United States Virgin Islands. The Company also owns 43% of Bermuda Digital Communications Ltd., which, under the Cellular One name, is the largest provider of wireless voice and data services in Bermuda.

Michael T. Prior
Chief Executive Officer

Justin D. Benincasa
Chief Financial Officer