Alaska Communications Systems Group, Inc., through its subsidiaries, provides broadband telecommunication and managed information technology services to business, wholesale, and consumer customers in the United States. Its services include voice and broadband services; and managed IT services comprising remote network monitoring and support, managed IT security and IT professional, and long distance services primarily over its own terrestrial network. The company's business customers comprise enterprises in the oil and gas industry, health care, education, Alaska Native Corporations, and financial industries; federal, state, and local governments; and small and medium business. It also provides voice and broadband services to residential customers in residential homes and multi-dwelling units; voice and broadband origination and termination services to inter and intrastate carriers; and access and support services. The company markets and sells its products through direct sales channels. Alaska Communications Systems Group, Inc. was incorporated in 1998 and is based in Anchorage, Alaska. As of July 22, 2021, Alaska Communications Systems Group, Inc. operates as a subsidiary of ATN International, Inc.