| Calhoun County, FL (ISD) |
| Calhoun County, GA (ISD) |
| Calhoun County, AL (District) |
| Calhoun County, SC (ISD) |
| Calhoun County, TX (ISD) |
| Calhoun County, IL (ISD) |
| Calhoun County, IA (ISD) |
| Calhoun County ISD, TX (District) |
| Calhoun County Schools, WV (District) |
| Calhoun CUSD 40, IL (District) |
| Calhoun ISD, MI (ISD) |
| Calhoun R-Viii, MO (District) |
| Calibre Academy, AZ (District) |
| Calico Rock School District, AR (District) |
| Caliente Union Elementary, CA (District) |
