EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-62416 and 333-125179) of Atlantic Tele-Network, Inc. of our report dated March 31, 2006 relating to the financial statements and financial statement schedule, which appears in this Form 10-K.

/s/    PRICEWATERHOUSECOOPERS LLP

Boston, Massachusetts
March 31, 2006