- Butte Electric Cooperative
- Black Hills Electric Cooperative
- Cam Wal Electric Cooperative
- Cherry Todd Electric Cooperative
- West Central Electric Cooperative
- West River Electric Association
- Moreau-Grand Electric Cooperative
- Lacreek Electric Association
- Basin Electric Power Cooperative
- South Dakota Rural Electric Association
- National Rural Electric Cooperative Association
- Touchstone Energy Cooperative
- WAPA
- Mid-West Electric Consumers Association
- Cooperative.com
Rushmore Electric: Serving Western SD Cooperatives