| Mary C O'Brien Accommodation District, AZ (District) |
| Mary Ellen Halvorson Educational Foundation. Dba: Tri-City P, AZ (District) |
| Mary M Knight School District, WA (District) |
| Mary Walker School District, WA (District) |
| Maryetta, OK (District) |
| Maryland Department of Education, MD (State) |
| Marysville, KS (District) |
| Marysville Exempted Village School District, OH (District) |
| Marysville Joint Unified, CA (District) |
| Marysville Public Schools, MI (District) |
| Marysville School District, WA (District) |
| Maryvale Preparatory Academy, AZ (District) |
| Maryville, TN (District) |
| Maryville R-Ii, MO (District) |
| Masada Charter School Inc., AZ (PSA) |
