Quantum Fiber 1 gig internet service availability in the state of Montana. Cities include Bozeman, Helena, Billings, Butte, Missoula, Great Falls, and Kalispell MT. 

(406) 215-1556

Quantum Fiber is generally available in this Montana but specifics (such as speed, modem requirements, and other factors) are based on your address. Service is not available everywhere 

Please call (888) 592-7793 for availability or visit with an authorized sales agent below. 












To order CenturyLink service call
(406) 215-1556

Quantum fiber major cities include Billings, Bozeman, Butte, Polson, Hamilton, Kalispell, Great Falls and others.​

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