| Muscle Shoals City, AL (District) |
| Muscogee County, GA (District) |
| Muscogee County, GA (ISD) |
| Muskego-Norway School District, WI (District) |
| Muskegon Area ISD, MI (ISD) |
| Muskegon Covenant Academy, MI (PSA) |
| Muskegon Heights Public School Academy System, MI (PSA) |
| Muskegon Heights School District, MI (District) |
| Muskegon Maritime Academy, MI (PSA) |
| Muskegon Montessori Academy for Environmental Change, MI (PSA) |
| Muskegon Public Schools, MI (District) |
| Muskingum Valley Educational Service Center, OH (ISD) |
| Muskogee, OK (District) |
| Muskogee County, OK (ISD) |
| Musselshell, MT (District) |
