| Cape May County Technical High School District, NJ (District) |
| Cape May Point, NJ (District) |
| Capistrano Unified, CA (District) |
| Capital Area Career Center, IL (District) |
| Capital Area School for the Arts CS, PA (PSA) |
| Capital City Career Prep High School, OH (PSA) |
| Capital City Lighthouse Academy, AR (PSA) |
| Capital Collegiate Preparatory Academy, OH (PSA) |
| Capital High School, OH (PSA) |
| Capital Prep (Cp) Harlem Charter, NY (PSA) |
| Capital Prep (Cp) Harlem Cs, NY (PSA) |
| Capital Prep-Bronx, NY (PSA) |
| Capital Preparatory Harbor School Inc. District, CT (District) |
| Capital Region Boces, NY (ISD) |
| Capital School District, DE (District) |
