EXHIBIT 99.3 October 2, 2002 Mr. Charles E. Robinson Chairman & CEO Alaska Communications Systems. Inc. 600 Telephone Avenue, MS 65 Anchorage, AK 99503 Dear Chuck: Due to the many pressing responsibilities arising from my duties as President & CEO of CIRI, as well as my extensive community and non-profit commitments, I feel that I can no longer commit the time and effort necessary to serve as a member of the board of directors of ACS. Accordingly, please consider this letter to be my resignation from the board of directors of ACS, effective as of the date hereof. I sincerely appreciate the opportunity to have served as a director of ACS, and wish the company a successful future. Naturally, as an ACS shareholder, CIRI will maintain a strong interest in the company's success as well. Sincerely, /s/ Carl H. Marrs - ---------------------- Carl H. Marrs President & CEO