| Team name | Location | League | Level | Status |
|---|---|---|---|---|
| Sault Sainte Marie Soos | Sault Sainte Marie, Michigan | Copper Country Soo League | professional | defunct |
| Sioux City Soos | Sioux City, Iowa | Western League | professional | defunct |
| Sioux City Soos | Sioux City, Iowa | Three-I League | professional | defunct |
| Sioux City Soos | Sioux City, Iowa | Iowa-South Dakota League | professional | defunct |
| Sioux City Soos | Sioux City, Iowa | Nebraska State League | professional | defunct |
| Sioux Falls Soos | Sioux Falls, South Dakota | Dakota League | professional | defunct |
| Sioux Valley Soos | Linn Grove, Iowa | high school | defunct |