| Morrisville-eaton Central School District, NY (District) |
| Morrow County, OR (ISD) |
| Morrow Sd 1, OR (District) |
| Morton County, KS (ISD) |
| Morton County, ND (ISD) |
| Morton CUSD 709, IL (District) |
| Morton Grove SD 70, IL (District) |
| Morton ISD, TX (District) |
| Morton Regional Del Sys, IL (District) |
| Morton School, NE (District) |
| Morton School District, WA (District) |
| Morton-Sioux Special Ed Unit, ND (District) |
| Mosaic Academy, NM (PSA) |
| Mosaics Public School Inc., ID (PSA) |
| Moscow Charter School, ID (PSA) |
