Search is currently unavailable. Please try again later.
The web Browser you are currently using is unsupported, and some features of this site may not work as intended. Please update to a modern browser such as Chrome, Firefox or Edge to experience all features Michigan.gov has to offer.
The MPSC provides up-to-date, detailed maps of the service territories for all investor-owned energy utilities regulated by the MPSC, along with the territories of municipal utilities and electric cooperatives not regulated by the state.
Michigan is served by a variety of utilities under different ownership structures.
Investor-Owned Utilities (IOUs) are shareholder-owned businesses that can be publicly or privately held.
Cooperative Utilities (Co-ops) are owned by their customers, who are referred to as members and serve as shareholders of the company.
Municipal Utilities (Munis) are owned by the community and operated as a division of local government.
The Michigan Public Service Commission regulates Investor-Owned Utilities that operate within the State of Michigan.