CONTACT UPPER GREAT PLAINS

​CONTACT THE UPPER GREAT PLAINS REGIONAL OFFICE

Mailing Address:
PO Box 35800
Billings, MT 59107-5800

406-255-2800
Toll Free: 1-800-358-3415
Fax: 406-255-2900​​

Upper Great Plains Regional Manag​​​e​​r​​​​
​​Safety & Security
406-255-2911		 ​Environment
406-255-2912
​​Power System Operations
605-882-7300		 ​Maintenance
605-353-2700
​Power Marketing
406-255-2911		 ​Finance
406-255-2823

Last modified on October 17th, 2023