| Columbiana County JVSD CTPD, OH (District) |
| Columbiana Exempted Village School District, OH (District) |
| Columbine Elementary, CA (District) |
| Columbus, KS (District) |
| Columbus Arts & Technology Academy, OH (PSA) |
| Columbus Bilingual Academy-North, OH (PSA) |
| Columbus Charter School, NC (District) |
| Columbus City CTPD, OH (District) |
| Columbus City School District, OH (District) |
| Columbus Collegiate Academy, OH (PSA) |
| Columbus Collegiate Academy - West, OH (PSA) |
| Columbus Comm School District, IA (District) |
| Columbus County, NC (ISD) |
| Columbus County Schools, NC (District) |
| Columbus Elem, MT (District) |
