| Mullen Public Schools, NE (District) |
| Mullica Township School District, NJ (District) |
| Mullin ISD, TX (District) |
| Mullinville, KS (District) |
| Multi-Cultural Academy Cs, PA (PSA) |
| Multicultural Academy, MI (PSA) |
| Multidimensional Literacy Corp., AZ (District) |
| Multnomah County, OR (ISD) |
| Multnomah Esd, OR (District) |
| Mulvane, KS (District) |
| Mumford ISD, TX (District) |
| Muncie Community Schools, IN (District) |
| Muncy SD, PA (District) |
| Munday Cisd, TX (District) |
| Mundelein Cons HSD 120, IL (District) |
