ChamberMaster Template NorthWestern Energy Utilities & Energy Organizations NorthWestern Energy Visit Website 1501 N River Rd Black Eagle, MT 59414 (888) 467-2669 (406) 727-3134 (fax) Hours: Lobby Open 8:00 AM to 5:00 PM Monday-Friday, except Holidays 24-Hour Service 888-467-2669 Media Map Media Directions Northeast end of 15th Street Bridge