| Clackamas Esd, OR (District) |
| Claflin, KS (District) |
| Claiborne Co School Dist, MS (District) |
| Claiborne County, MS (ISD) |
| Claiborne County, TN (District) |
| Claiborne County, TN (ISD) |
| Claiborne Parish, LA (District) |
| Claiborne Parish, LA (ISD) |
| Clairton City SD, PA (District) |
| Clallam County, WA (ISD) |
| Clancy Elem, MT (District) |
| Clara B. Ford Academy (SDA), MI (PSA) |
| Clare Public Schools, MI (District) |
| Clare-Gladwin Regional Education Service District, MI (ISD) |
| Claremont Sau Office, NH (District) |
