Utilities go Results Found: 5 Button group with nested dropdown Montana-Dakota Utilities Co. Montana-Dakota Utilities Co. PO Box 1457 Bismarck ND 58502-1457 (701) 221-4308 Basin Electric Power Cooperative Basin Electric Power Cooperative 1717 E Inerstate Ave Bismarck ND 58501 (701) 557-5415 Tri-Energy Cooperative Tri-Energy Cooperative PO Box 2317 Bismarck ND 58502 (701) 223-8707 Capital Electric Cooperative, Inc. Capital Electric Cooperative, Inc. 4111 State ST Bismarck ND 58503 (701) 223-1513 Rivers Edge Plumbing and Heating, Inc... Rivers Edge Plumbing and Heating, Inc. 1317 Tacoma Ave. 205 Bismarck ND 58504 (701) 214-3782