Williston Office
P.O. Box 1346
Williston, ND 58802
701-577-3765
M-F 8:00am-5:00pm
Stanley Office
P.O. Box 129
Stanley, ND 58784
701-628-2242
M-F 8:00am-4:30pm
New Town Office
P.O. Box 59
New Town, ND 58763
701-627-3550
M-F 8:00am-4:30pm
Established in 1991, Mountrail-Williams Electric Cooperative provides power to more than 4,400 customers in Mountrail and Williams counties in northwestern North Dakota. Based in Williston, N.D., the company offers a plethora of services, including grain drying, free replacement of water heaters, electric heat insulation, air conditioning and energy resource conservation (ERC) loans....