» Airtel Montana    Combines cell phone and radio like Nextel. Offers dealer locator and map of coverage area.    http://www.airtelmontana.com/

» Northwestern Energy    Provides electricity, natural gas and has coal and telecommunications operations. Features a map of states served.    http://www.northwesternenergy.com/

» Triangle Telephone Cooperative Association, Inc.    Provides telephone, Internet, and other enhanced communications in 14 Montana counties, with offices in Havre. Services, service areas, pricing, and other details.    http://www.mtintouch.com/