- B
- Battle Ground (Battle Ground High School)
- Belfair (North Mason High School)
- Bellevue (Forest Ridge School)
- Bellingham (Sehome High School)
- Blaine (Blaine High School)
- Bothell (Cedar Park Christian High School)
- C
- Camas (Camas High School)
- Cashmere (Cashmere High School)
- Cathlamet (Wahkiakum High School)
- Centralia (Centralia High School)
- Cheney (Cheney High School)
- Chimacum (Chimacum High School)
- Clallam Bay (Clallam Bay High School)
- Clarkston (Clarkston High School)
- Cosmopolis (North River High School)
- E
- Eatonville (Eatonville High School)
- Elma (Elma High School)
- Entiat (Entiat High School)
- Ephrata (Ephrata High School)
- Everett (Everett High School)
- Everson (Nooksack Valley High School)
- K
- Kenmore (Inglemoor High School)
- Kennewick (Riverview High School)
- Kirkland (Lake Washington Senior High School)
- M
- Marysville (Marysville-Getchell High School)
- Monroe (Monroe High School)
- Morton (Morton High School)
- Mossyrock (Mossyrock High School)
- Mount Vernon (Mount Vernon High School)
- Mountlake Terrace
- R
- Randle (White Pass High School)
- Raymond (Raymond High School)
- Redmond (Redmond High School)
- Republic (Republic High School)
- Richland
- Royal City (Royal High School)