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ALASKA COMMUNICATIONS SYSTEMS UPDATES INVESTOR PRESENTATION MATERIALS

ANCHORAGE, Alaska, March 29, 2005 (BUSINESS WIRE) - Alaska Communications Systems Group, Inc. ("ACS") (NASDAQ: ALSK) has updated its Investor Presentation, which is available on the ACS Investor Relations website at www.alsk.com. Included in the Presentation are Regulation G reconciliations for the past five years.

About Alaska Communications Systems

ACS is the leading integrated communications provider in Alaska, offering local telephone service, wireless, long distance, data, and Internet services to business and residential customers throughout Alaska. More information can be found on the company's website at www.acsalaska.com or at its investor site at www.alsk.comm.

Safe Harbor Statement

Statements about future results and other expectations constitute forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on current expectations and the current economic environment. The company cautions that these statements are not guarantees of future performance. Actual results may differ materially from those expressed or implied in the forward-looking statements. A number of factors in addition to those discussed herein could cause actual results to differ materially from expectations. The company's financial planning is affected by business and economic conditions and changes in customer order patterns. Any projections are inherently subject to significant economic and competitive uncertainties and contingencies, many of which are beyond the control of ACS. Important assumptions and other important factors, including risk factors, which could cause actual results to differ materially from those in the forward-looking statements, are specified in the company's Form 10-K for the year ended December 31, 2004 and other filings with the SEC, including under headings such as "Risk factors" and "Management's discussion and analysis of financial condition and results of operations." The company undertakes no obligation to update forward-looking statements, whether as a result of new information, future events, or otherwise.

Contacts:
ACS Investors:
Kirsten Chapman / David Barnard, CFA
Lippert/Heilshorn & Associates
Phone: 415-433-3777
Email: david@lhai-sf.com

Alaska Communications Systems:
Mary Ann Pease
VP Corporate Communications
Phone: 907-297-3000
Email:mpease@acsalaska.com