| Independent A - (IA) |
|---|
| Gold Winterguard |
| Independent Open - (IO) |
|---|
| Zoetic |
| Independent World - (IW) |
|---|
| Diamante |
| Icon Winter Guard |
| Junior High Open - (JHO) |
|---|
| Chino Hills HS Junior |
| Dorothy McElhinney MS |
| Warm Springs MS |
| Scholastic A - (SA) |
|---|
| Canyon HS (OC) |
| Chino Hills HS A |
| El Toro HS |
| Etiwanda HS |
| Rancho Cucamonga HS |
| Vista Murrieta HS Varsity |
| Scholastic AA - (SAA) |
|---|
| El Dorado HS A |
| Eleanor Roosevelt HS |
| La Mirada HS |
| Martin Luther King HS |
| Patriot HS |
| Redondo Union HS |
| Riverside Poly HS |
| Valencia HS (Placentia) |
| Scholastic AAA - (SAAA) |
|---|
| Alta Loma HS |
| Azusa HS |
| Bloomington HS Winterguard |
| Bonita HS |
| Chaffey HS |
| Citrus Hill HS |
| Damien HS |
| El Modena HS |
| Glendale HS |
| Granada Hills CHS |
| Oak Hills HS |
| Ontario HS |
| Rowland HS |
| Sultana HS |
| Valley View HS |
| Vista Murrieta HS JV |
| Scholastic Open - (SO) |
|---|
| El Dorado HS |
| Irvine HS |
| Scholastic World - (SW) |
|---|
| Palm Desert HS |
| WGASC HS A - (HSA) |
|---|
| Charter Oak HS |
| Covina HS |
| Don Antonio Lugo HS |
| Dos Pueblos HS |
| Indio HS |
| Jurupa Hills HS |
| Los Osos HS |
| Marshall Fundamental SS |
| Patriot HS Regional |
| Ramona HS |
| Rosemead HS |
| Rubidoux HS Black |
| Rubidoux HS Gold |
| San Dimas HS |
| Santiago HS (Corona) |
| Schurr HS |
| Walnut HS Varsity |
| WGASC HS AA - (HSAA) |
|---|
| Grand Terrace HS |
| Norco HS |
| Orange Vista HS |
| Palisades Charter HS |
| Paramount HS |
| Workman HS |
| WGASC HS Classification - (HSC) |
|---|
| Canyon HS JV (Anaheim) |
| WGASC JH AA - (JHAA) |
|---|
| Magnolia Junior HS (Chino) |
| March MS |
| Matthew Gage MS |
| Tomas Rivera MS |
| Travis Ranch MS |
| WGASC JH AAA - (JHAAA) |
|---|
| Ramona Junior HS |
