| Colbert County, AL (ISD) |
| Colby Public Schools, KS (District) |
| Colby School District, WI (District) |
| Colchester School District, CT (District) |
| Colcord, OK (District) |
| Cold Spring Elementary, CA (District) |
| Cold Spring Harbor Central School District, NY (District) |
| Coldspring-Oakhurst Cisd, TX (District) |
| Coldwater Community Schools, MI (District) |
| Coldwater Ex Vlg School District, OH (District) |
| Cole Academy, MI (PSA) |
| Cole Camp R-I, MO (District) |
| Cole Co. R-I, MO (District) |
| Cole Co. R-V, MO (District) |
| Cole County, MO (ISD) |
