If you are vision-impaired or have some other disability under the Americans with Disabilities Act or a similar law, and you wish to discuss potential accommodations related to shopping or ordering on or using the benefits of our website, please contact Alliant Energy at 1-800-ALLIANT (800-255-4268).
Emergency? Call 1-800-ALLIANT (800-255-4268)

Our Service Territory

We provide electric and natural gas service to more than one million customers in our utility service territory.

Find a list of communities we serve or contact one of the state regulatory agencies that oversee our operations:

Alliant Energy's service territory graphic imageIowa:
Iowa Utilities Board
1375 E. Court Avenue, Room 69
Des Moines, Iowa 50319-0069
1-877-565-4450

Wisconsin:
Public Service Commission of Wisconsin
610 North Whitney Way
P.O. Box 7854
Madison, WI 53707-7854
1-800-225-7729

For more information about our service territory, use our online database to view profiles of more than 300 Alliant Energy communities, with details on demographics, labor force, education, transportation and more.

If you are vision-impaired or have some other disability under the Americans with Disabilities Act or a similar law, and you wish to discuss potential accommodations related to shopping or ordering on or using the benefits of our website, please contact Alliant Energy at 1-800-ALLIANT (800-255-4268).