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Montana-sized Internet.
People-focused service.

Internet

We deliver high-speed Internet that's fiber-fed in many locations across Montana.

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Mobile

Our local coverage can't be beat. Plus, we have the same great nationwide coverage as the big guys.

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Phone

Landline phone service provides exceptional communications reliability in your home.

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Bundles

Bundle our services to get the best experience at an economical rate. Explore our packages here! 

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Why choose Triangle Communications?

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.

  • Fiber-fed in many locations
  • 24/7 Support
  • Community opportunities
  • Customer-focused


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It's Streaming Time!

Try faster internet & receive Hulu and Netflix gift subscriptions worth $110!

Customer Review

"Triangle Fiber gives our employees access to new technologies."

Dallas Sun Child, Chippewa Cree IT Staff - Rocky Boy, MT

Your Source for Business Solutions

Powerful & Reliable Solutions

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.

Responsive Customer Care

With Triangle as your communications provider, you can look forward to an exceptional level of customer care. You will get personal attention and responsive replies to questions and concerns. This deep commitment to our Montana roots and Montana members - along with strong working relationship between our staff and members - is what sets us apart from our larger competitors.

Triangle Communications, 2121 US Hwy 2 NW, Havre, MT 59501
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