Customer Service Emergency Construction

For customer service, please call 406-791-7500.

For new construction applications and service re-routes, etc., please call 406-791-7536 or email gtf-services@egas.net.

Click here for our Gas Service Application

Click here for Excess Flow Valve Notification

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