Montana-Dakota Utilities
205 6th St NE
• Devils Lake, ND 58301
US
Today, we’re a Subsidiary of MDU Resources Group, Inc., a diversified natural resources company based in Bismarck, N.D. We provide retail natural gas and/or electric service to parts of Montana, North Dakota, South Dakota and Wyoming. Our service area covers more than 168,000 square miles (5.5 percent of the continental United States), and we serve about 410,000 customers.