The historic Upper Musselshell Museum in Harlowton features dinosaur fossils millions of years old, Native American artifacts and stories from the Nez Perce, photographs, historic trains, and more. This museum deserves a connected experience as thorough as its exhibits. That’s why Triangle Communications provides fiber Internet and modern phone services that keep them connected with help always available when they need it.
Starting Tuesday, March 24, our offices will be closed to the public due to the CoVID-19 situation.
Switching to an Internet Only plan could save money while enjoying faster speeds!
At Triangle Communications, we invite you to go the Montana way. Go the Montana way by enjoying all the big things Montana offers—our mountains, our prairies, and our Big Sky. Go the Montana way with big Internet, too. Our fiber network offers speeds that remove the frustration of buffering, slow downloads and more.
We deliver high-speed Internet that's fiber-fed in many locations across Montana.
Our local coverage can't be beat. Plus, we have the same great nationwide coverage as the big guys.
Landline phone service provides exceptional communications reliability in your home.
Bundle our services to get the best experience at an economical rate. Explore our packages here!
Triangle is here to meet the demands of your business today and tomorrow by delivering the latest in telephone, Internet and Ethernet circuits. We will work with you to develop a customized combination of these services to meet and/or exceed your business needs.
"Triangle Fiber gives our employees access to new technologies."
Dallas Sun Child, Chippewa Cree IT Staff - Rocky Boy, MT