| M S D Wabash County Schools, IN (District) |
| M S D Warren County, IN (District) |
| M S D Warren Township, IN (District) |
| M S D Washington Township, IN (District) |
| M S D Wayne Township, IN (District) |
| M.A.C.C.R.A.Y. School District, MN (District) |
| M.E.T.S. CHARTER SCHOOL, NJ (District) |
| Ma Academy For Math And Science, MA (District) |
| Mabank ISD, TX (District) |
| Mabel-Canton Public School Dist., MN (District) |
| Mabton School District, WA (District) |
| MacDowell Preparatory Academy , MI (PSA) |
| Machias School Department, ME (District) |
| Machiasport School Department, ME (District) |
| Mackay Joint District, ID (District) |
