| Colfax Township S/D #1F, MI (District) |
| Colfax-Mingo Comm School District, IA (District) |
| Colin Powell Academy, MI (PSA) |
| Collaborative Pathways Inc., AZ (District) |
| Collective Montessori School Inc, WI (PSA) |
| College and Career Advantage, CA (District) |
| College Comm School District, IA (District) |
| College Corner Local CTPD, OH (District) |
| College Corner Local School District, OH (District) |
| College Elementary, CA (District) |
| College Place School District, WA (District) |
| College Preparatory Elementary, MN (District) |
| College Station ISD, TX (District) |
| Collegiate Academy-Math-Personal, NY (PSA) |
| Collegium Cs, PA (PSA) |
