| Team name | Location | League | Level | Status |
|---|---|---|---|---|
| Great Lakes Loons | Midland, Michigan | High-A Central | professional | active |
| Great Lakes Loons | Midland, Michigan | Midwest League | professional | defunct |
| Minneapolis Loons | Minneapolis, Minnesota | Prairie League | amateur | defunct |
| Minneapolis Loons | Minneapolis, Minnesota | North Central League | professional | defunct |
| Waterloo Loons | Waterloo, Iowa | Central Association | professional | defunct |