| Carrollton City, GA (District) |
| Carrollton CUSD 1, IL (District) |
| Carrollton Exempted Village School District, OH (District) |
| Carrollton Public Schools, MI (District) |
| Carrollton R-Vii, MO (District) |
| Carrollton-Farmers Branch ISD, TX (District) |
| 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) |
