| Carson City, NV (ISD) |
| Carson City School District, NV (District) |
| Carson City-Crystal Area Schools, MI (District) |
| Carson County, TX (ISD) |
| Carsonville-Port Sanilac School District, MI (District) |
| Carter, MT (District) |
| Carter Community Charter, NC (District) |
| Carter County, KY (Phantom) |
| Carter County, TN (District) |
| Carter County, MO (ISD) |
| Carter County, TN (ISD) |
| Carter County, OK (ISD) |
| Carter County, MT (ISD) |
| Carter County H S, MT (District) |
| Carter County Schools, KY (District) |
