| Coast Unified, CA (District) |
| Coastal Plains High School, GA (PSA) |
| Coastline ROP, CA (District) |
| Coatesville Area SD, PA (District) |
| Cobb County, GA (District) |
| Cobb County, GA (ISD) |
| Cobden SUD 17, IL (District) |
| Cobleskill-richmondville Central School District, NY (District) |
| Cobre Consolidated Schools, NM (District) |
| Cobre Valley Institute Of Technology District, AZ (District) |
| Cocalico SD, PA (District) |
| Cocheco Arts And Technology Academy, NH (District) |
| Cochise Community Development Corporation, AZ (District) |
| Cochise County, AZ (ISD) |
| Cochise County Juvenile Detention, AZ (District) |
