Corn Belt Power Cooperative is a generation and transmission electric cooperative that provides power to 10 distribution rural electric cooperatives and one municipal electric cooperative. These utilities provide power to farms, rural residences, small towns and commercial/industrial customers in 41 northern Iowa counties.

1. Iowa Lakes Electric Cooperative
2. Humboldt County REC
3. Boone Valley Electric Cooperative
4. Prairie Energy Cooperative
5. Franklin REC
6. Butler County REC
7. Raccoon Valley Electric Cooperative
8. Calhoun County REC
9. Midland Power Cooperative
10. Grundy County REC
North Iowa Municipal Electric Cooperative Association (NIMECA)