The Willmar Municipal Utilities business office is located at:
700 SW Litchfield Avenue
Willmar, MN 56201

Picture of Willmar Office

Customers can visit us in person or use our convenient drop boxes located on the north side of our office (parking lot), at CashWise Foods, and at Cub Foods. The office is closed on Saturdays, Sundays, and all major holidays. For EMERGENCY calls or to report an outage, please call our Operations Center at (320) 235-4422 24 hours a day 7 days a week.

The WMU Office is closed on the following holidays:

  • New Years Day
  • Presidents Day
  • Martin Luther King Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Veterans Day
  • Thanksgiving
  • Day after Thanksgiving
  • Christmas

7:30 a.m. to 4:00 p.m.
Monday through Friday.


Phone: (320) 235-4422
Fax: (320) 235-3980


You can email to WMU at
wmu@wmu.willmar.mn.us