| Colmesneil ISD, TX (District) |
| Colo-NESCO Comm School District, IA (District) |
| Cologne Academy, MN (District) |
| Coloma Community Schools, MI (District) |
| Colome School District, SD (District) |
| Colon Community School District, MI (District) |
| Colona SD 190, IL (District) |
| Colonel Crawford Local School District, OH (District) |
| Colonial Beach, VA (District) |
| Colonial Heights, VA (District) |
| Colonial School District, DE (District) |
| Colonial SD, PA (District) |
| Colorado City Unified District, AZ (District) |
| Colorado County, TX (ISD) |
| Colorado Department of Education, CO (State) |
