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NWE Contact Bar, in Montana dial 1-888-467-2669, in South Dakota or Nebraska dial 1-800-245-6977

Customer Service Office Locations


Why are our walk-in offices closed?

closed sign-01NorthWestern Energy is a critical service provider and the health and safety of our employees who deliver safe, reliable energy to the communities we serve is our priority.

Our walk-in customer service centers are located in buildings where our line crews, supply teams and other mission-critical workers are based. NorthWestern Energy has procedures in place to reduce the chance of exposure and spread of COVID-19 among our employees, including having a lot of employees working from home to give safe space to those on site.

Our customer service associates who assist walk-in customers are ready to help, over the phone or by email ( Just give us a call. And stay safe.

The payment drop boxes at our walk-in offices are checked daily, and can still be used to pay your bill with a check or money order (no cash, please).


1944 Monad Road
Billings, MT 59102
121 East Griffin Drive
Bozeman, MT 59771-0490
400 Oxford Street
Butte, MT 59701
Great Falls
1501 N River Road
Black Eagle, MT 59414
1313 North Last Chance Gulch
Helena, MT 59601
890 N. Meridian Rd.
Kalispell, MT 59904-2888
1903 S. Russell St.
Missoula, MT 59806

   South Dakota

113 S Centennial Street
Aberdeen, SD 57401
1232 22nd Avenue South
Brookings, SD 57006
115 N Main
Chamberlain, SD 57325
600 Market Street W
Huron, SD 57350
121 S Main
Kimball, SD 57355
300 S Burr
Mitchell, SD 57301
108 N Main
Wagner, SD 57380
3210 Douglas Ave.
Yankton, SD 57078


Grand Island
612 S Webb Road
Grand Island, NE 68803
1023 E 25th St.
Kearney, NE 68847
North Platte
215 E Fifth
North Platte, NE 69101



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