- A
- Albany (West Albany High School)
- Astoria (Astoria High School)
- Athena (Weston Mc Ewen High School)
- B
- Bandon (Bandon High School)
- Bend (Mountain View Senior High School)
- Blachly (Triangle Lake High School)
- C
- Camas Valley (Camas Valley High School)
- Colton (Colton High School)
- Condon (Condon High School)
- Culver (Culver High School)
- M
- Mapleton (Mapleton Senior High School)
- Medford
- Merrill (Lost River High School)
- Myrtle Creek (South Umpqua High School)
- Myrtle Point (Myrtle Point High School)
- P
- Philomath (PhiloMathematics High School)
- Port Orford (Pacific High School)
- Portland
- Prairie City (Prairie City Junior Senior High School)
- Prospect (Prospect High School)
- S
- Salem
- Sandy (Sandy High School)
- Siletz (Siletz Valley Early College Academy)
- Springfield
- Sweet Home (Sweet Home High School)