Bands
| Title | City | Information | Category |
|---|---|---|---|
| M.R. Rivers Middle School | Middle School | ||
| Mabry Middle School | Middle School | ||
| Macedonia Middle School | Middle School | ||
| Manning High School | High School | ||
| Manning Junior High School | Manning | High School, Middle School | |
| Manning Middle School | Middle School | ||
| Marion High School | High School | ||
| Marlboro County High School | High School | ||
| Marrington Middle School | Middle School | ||
| Mauldin High School | High School |