| Marshall County High School | - | Varsity | Medium | 0 | |
| Martin Luther King High School | - | Junior | Medium | 0 | |
| Marvin Ridge High School | - | Varsity | Medium | 0 | |
| Marvin Ridge High School | - | Varsity | Medium | 0 | |
| Marvin Ridge High School | - | Varsity | Medium | 0 | |
| Mary Louis Academy | - | Varsity | Medium | 0 | |
| Mary Louis Academy | - | Varsity | Medium | 0 | |
| Maryland Glitz All-Stars | L2 | Junior | - | 0 | |
| Maryland Glitz All-Stars | L1 | Tiny | - | 0 | |
| Maryland Twisters | L3 | Junior | Small | 0 | |
| Maryland Twisters | L2 | Youth | Medium | 0 | |
| Maryland Twisters | L6 | Senior | Medium | 0 | |
| Maryland Twisters | L3 | Youth | Medium | 0 | |
| Maryland Twisters | L3 | Junior | Medium | 0 | |
| Maryland Twisters | L6 | Senior | Medium | 0 | |
| Maryland Twisters | L2 | Senior | Small | 0 | |
| Maryland Twisters | L3 | Junior | Medium | 0 | |
| Maryland Twisters | L1.1 | Mini | - | 0 | |
| Maryland Twisters Gaithersburg | L2 | Junior | - | 0 | |
| Maryland Twisters Virginia | L4.2 | Senior | Medium | 0 | |
| Maryland Twisters Virginia | L4 | Junior | Medium | 0 | |
| Maryland Twisters Virginia | L1 | Youth | Medium | 0 | |
| Maryland Twisters Virginia | L2.1 | Junior | - | 0 | |
| Maryland Twisters Virginia | L3 | Junior | Medium | 0 | |
| Maryland Twisters Virginia | L2 | Junior | Small | 0 | |
| Maryland Twisters Virginia | L5 | Senior | Medium | 0 | |
| Marysville High School | - | Varsity | Medium | 0 | |
| Marysville High School | - | Varsity | Medium | 0 | |
| Marysville High School | - | Varsity | Large | 0 | |
| Marysville High School-Monarch Athletic | - | Varsity | Medium | 0 | |
| Massapequa High School | - | Varsity | Medium | 0 | |
| Masters City Cheer | L2.1 | Junior | - | 0 | |
| Mat Pack Allstars | L3 | Junior | Medium | 0 | |
| Mater Dei Catholic High School | - | - | - | 0 | |
| Mater Dei High School | - | Varsity | - | 0 | |
| Matrix All Stars | - | Youth | Medium | 0 | |
| Matrix All Stars | L3 | Junior | Medium | 0 | |
| Matrix All Stars | L3 | Junior | Medium | 0 | |
| Matrix All Stars | - | Senior | Medium | 0 | |
| Matrix All Stars | L6 | Junior | - | 0 | |
| Matrix All Stars | L3 | Senior | Medium | 0 | |
| Mayde Creek High School | - | Varsity | Medium | 0 | |
| MB Elite | L1 | Youth | Medium | 0 | |
| MB Elite Cheer | L1 | Youth | Medium | 0 | |
| McAllen High School | - | Varsity | Large | 0 | |
| McAllen Memorial High School | - | Varsity | Medium | 0 | |
| McAllen Memorial High School | - | Varsity | Medium | 0 | |
| MCC Allstars | L3 | Senior | Small | 0 | |
| MCC Allstars | - | Senior | Medium | 0 | |
| MCC Allstars | L4 | Senior | - | 0 | |
| MCC Allstars | L2 | Junior | Small | 0 | |
| MCC Allstars | L4 | Junior | - | 0 | |
| McCracken County High School | - | Varsity | Medium | 0 | |
| McCracken County High School | - | Varsity | Large | 0 | |
| McCracken County High School | - | Varsity | Medium | 0 | |
| McCracken County High School | - | Varsity | Medium | 0 | |
| McDowell High School | - | Varsity | Medium | 0 | |
| McDowell High School | - | Varsity | Medium | 0 | |
| McDowell High School | - | Varsity | Medium | 0 | |
| McGuffey High School | - | Varsity | Medium | 0 | |
| McGuffey High School | - | Varsity | Medium | 0 | |
| McKinney High School | - | Junior Varsity | Medium | 0 | |
| McLaurin High School | - | Varsity | Medium | 0 | |
| McLaurin High School | - | Varsity | Small | 0 | |
| McLean County High School | - | Varsity | Medium | 0 | |
| McLean County High School | - | Varsity | Medium | 0 | |
| McLean County High School | - | Varsity | Medium | 0 | |
| McMinnville High School | - | Varsity | Medium | 0 | |
| McNeil High School | - | Varsity | Medium | 0 | |
| Meade County High School | - | Varsity | Large | 0 | |
| Mehlville High School | - | Varsity | Medium | 0 | |
| Memphis Cheer | L4 | Senior | - | 0 | |
| Memphis Cheer | L1 | Tiny | - | 0 | |
| Memphis Cheer | L2 | Youth | Medium | 0 | |
| Memphis Cheer | L2 | Junior | Small | 0 | |
| Memphis Cheer | L2 | Junior | Medium | 0 | |
| Memphis Elite | L1 | Youth | - | 0 | |
| Memphis Elite | L1 | Youth | Medium | 0 | |
| Memphis Pride Allstars | L3 | Junior | Medium | 0 | |
| Memphis Pride Allstars | - | Junior | Medium | 0 | |
| Memphis Pride Allstars | L4 | Senior | Medium | 0 | |
| Memphis Pride Allstars | L1 | Mini | - | 0 | |
| Memphis Pride Allstars | L4 | Senior | Medium | 0 | |
| Memphis Pride Allstars | - | Senior | Medium | 0 | |
| Memphis Pride Allstars | L3 | Senior | - | 0 | |
| Memphis Pride Allstars | L1 | Youth | Medium | 0 | |
| Memphis Pride Allstars | L2 | Youth | Medium | 0 | |
| Memphis Pride Allstars | - | Youth | Medium | 0 | |
| Memphis Pride Cheer | L4 | Senior | Medium | 0 | |
| Memphis Pride Cheer | L2 | Youth | Medium | 0 | |
| Memphis Pride Cheer | L5 | Senior | Small | 0 | |
| Memphis Pride Cheer | L2 | Junior | Small | 0 | |
| Memphis Pride Cheer | L1 | Mini | Small | 0 | |
| Menomonee Falls High School | - | Varsity | Medium | 0 | |
| Mepham High School | - | Varsity | Medium | 0 | |
| Mepham High School | - | Varsity | Medium | 0 | |
| Mercy Academy | - | Varsity | Medium | 0 | |
| Mesa High School | - | - | Large | 0 | |
| Mesa High School | - | Varsity | Medium | 0 | |
| MGA Cheer Extreme | L1 | Youth | Medium | 0 | |
