These are the schools and organizations that are registered by season/year.
| School | City, State |
|---|---|
| Access Academy | Portland, OR |
| Catlin Gabel School | Portland, OR |
| Forest Grove High School | Forest Grove, OR |
| Hillsboro High School | Hillsboro, OR |
| Ida B. Wells-Barnett High School | Portland, OR |
| Independent | Sammamish, WA |
| Independent | Portland & Beaverton, etc, OR |
| Jesuit High School | Beaverton, OR |
| Saint Pius X School | Portland, OR |
| Skyview High School | Vancouver, WA |
| Summit High School | Bend, OR |
| Valor Christian School International | Beaverton, OR |
| West Albany High School | Albany, OR |
| West Linn High School | West Linn, OR |