ATN International, Inc., through its subsidiaries, provides telecommunications services in the United States, the Caribbean, and Bermuda. It operates in three segments: International Telecom, US Telecom, and Renewable Energy. The International Telecom segment provides fixed data, internet, voice, and retail mobility services to customers in Bermuda, the Cayman Islands, Guyana, and the US Virgin Islands, as well as video services in Bermuda, the Cayman Islands, and the US Virgin Islands. This segment also offers managed information technology services to enterprise customers; and long-distance, transport and access, and roaming services to other telecom providers. The US Telecom segment provides carrier services, such as wholesale roaming services; fixed, mobility, and managed services to retail and enterprise customers; private network services to enterprise customers, municipalities, and other service providers; and site maintenance services, as well as leases critical network infrastructure, including towers and transport facilities. The Renewable Energy segment provides distributed generation solar power to commercial and industrial customers in Massachusetts, California, and New Jersey. As of December 31, 2020, it operated fourteen retail stores in US Telecom segment and twenty two retail stores in International Telecom segment. The company was formerly known as Atlantic Tele-Network, Inc. and changed its name to ATN International, Inc. in June 2016. ATN International, Inc. was incorporated in 1987 and is headquartered in Beverly, Massachusetts.