Providing Exceptional Service

MMU Customer Service

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The mission of our customer service staff is to provide accurate billing on a timely basis to customers for the services they use and to handle requests from customers in a friendly and efficient manner.

Energy Resource Center

Learn where your energy dollars are going.


75 East Morgan Street, Marshall, MO 65340

Office Hours

8:00 a.m. – 4:00 p.m.

Monday through Friday

Drive-Through Hours

8:00 a.m. – 4:30 p.m.

Monday through Friday

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