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Montana-Dakota Utilities provides service to approximately 8,700 electric and 52,000 natural gas customers in 47 communities in the Mount Rushmore State.

As a residential or commercial customer, you can take advantage of incentives and service plans to save energy or help balance your budget.

MDU takes great pride in not only bringing safe, reliable service to these communities, but we're also In the Community to Serve.

Montana-Dakota's utility operations are regulated by the South Dakota Public Utilities Commission through rates and tariffs filed and approved by the Commission.