| Altamont High School |
Momence High School |
| Beecher City Jr/Sr High School |
Mount Pulaski High School |
| Brimfield High School |
Murphysboro High School |
| Bunker Hill High School |
Newton Community High School |
| Calhoun High School |
Odin High School |
| Canton High School |
Parkview Christian Academy |
| Carrollton High School |
Patoka Sr High School |
| Cerro Gordo High School |
Polo Community High School |
| Collinsville High School |
PORTA High School |
| Dieterich High School |
Prairie Central High School |
| Eastland High School |
Prophetstown High School |
| Edwardsville High School |
Reed-Custer High School |
| Galva Jr/Sr High School |
Sangamon Valley High School |
| Geneseo High School |
Scales Mound High School |
| Greenfield High School |
Southwestern High School |
| Highland High School |
St. Anthony High School |
| Jersey Community High School |
Staunton High School |
| Leland High School |
Teutopolis High School |
| Milledgeville High School |
Wethersfield High School |
