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Customer Service

Office Address City State Postal Code Phone FAX
Local Office 145 Geyser Street West Yellowstone MT 59758 406-646-4437 406-646-4830
Business Office 145 Geyser Street West Yellowstone MT 59758 406-646-4437 406-646-4830
Billing and Credit 1 1st Ave S Great Falls MT 59401 406-791-7510 406-791-7560
Billing and Credit 1 1st Ave S Great Falls MT 59401 800-570-5688 406-791-7560
Emergency Service, Leaks, No Heat         406-646-4437  
Before you Dig Line Location         800-424-5555  
Mailing Address P.O. Box 582 West Yellowstone MT 59758