| Sevier County High School | - | Varsity | Small | 0 | |
| Seymour High School | - | Varsity | Medium | 0 | |
| Seymour High School | - | Varsity | Medium | 0 | |
| Seymour High School | - | Varsity | - | 0 | |
| Shadow Hills High School | - | - | Medium | 0 | |
| Shadow Hills High School | - | Varsity | Small | 0 | |
| Shadow Ridge High School | - | Varsity | Large | 0 | |
| Shelby County High School | - | Varsity | Medium | 0 | |
| Shelby Valley High School | - | Varsity | Medium | 0 | |
| Shelby Valley High School | - | Varsity | Large | 0 | |
| Shiloh Christian High School | - | Varsity | Large | 0 | |
| Shiloh Christian High School | - | Varsity | Medium | 0 | |
| Shine Athletics | L1 | Junior | Medium | 0 | |
| Shine Athletics | L3 | Senior | Medium | 0 | |
| Shine Athletics | L3 | Junior | Medium | 0 | |
| Shine Athletics | L2 | Youth | Medium | 0 | |
| Shine Athletics | L3 | Youth | Medium | 0 | |
| Shine Athletics | L1 | Youth | Medium | 0 | |
| Shine Athletics | L2 | Junior | Medium | 0 | |
| Shine Athletics | L3 | Junior | Medium | 0 | |
| Shine Athletics | L3 | Senior | Medium | 0 | |
| Shine Athletics | L2 | Junior | Medium | 0 | |
| Shine Athletics | L4 | Senior | Medium | 0 | |
| Shine Athletics | L4 | Senior | Medium | 0 | |
| Shine Athletics | L3 | Senior | Medium | 0 | |
| Shine Athletics | L1 | Youth | Medium | 0 | |
| Shine Athletics | L1 | Senior | Small | 0 | |
| Shine Athletics | L2 | Youth | Medium | 0 | |
| Shine Athletics | L2 | Junior | Medium | 0 | |
| Shine Athletics | L1 | Mini | Medium | 0 | |
| Shine Athletics | L2 | Junior | Medium | 0 | |
| Shine Athletics | L1 | Youth | Medium | 0 | |
| Shine Athletics | L2 | Youth | Medium | 0 | |
| Shockwave All Stars | - | Senior | Medium | 0 | |
| Shoemaker High School | - | Varsity | Medium | 0 | |
| Show Me Athletics | L4.2 | Senior | Medium | 0 | |
| Showtime Athletics | L3 | Senior | Small | 0 | |
| Showtime Athletics | L3 | Junior | Small | 0 | |
| Showtime Athletics | L1 | Junior | Small | 0 | |
| Showtime Athletics | L2 | Junior | Medium | 0 | |
| Showtime Athletics | L4.2 | Senior | Medium | 0 | |
| Showtime Athletics | L4 | Senior | Medium | 0 | |
| Showtime Elite Atlanta | L2 | Junior | Medium | 0 | |
| SI Spirit | L2 | Junior | Medium | 0 | |
| Sienna Reign | L1.1 | Youth | X-Small | 0 | |
| Sierra Vista High School | - | Varsity | Medium | 0 | |
| Signature Cheer Academy | L3 | Junior | - | 0 | |
| Silicon Valley Elite | L1 | Youth | - | 0 | |
| Silver Creek High School | - | Varsity | Medium | 0 | |
| Silver Creek High School | - | Varsity | Small | 0 | |
| Simon Kenton High School | - | Varsity | Medium | 0 | |
| Simon Kenton High School | - | Varsity | Medium | 0 | |
| Simon Kenton High School | - | Varsity | Medium | 0 | |
| Sky View High School | - | Varsity | Medium | 0 | |
| Sky View High School | - | Varsity | Medium | 0 | |
| Skyline Elite Athletics | L1 | Youth | Medium | 0 | |
| Skyline High School | - | Varsity | Medium | 0 | |
| SLA at Beeber High School | - | Varsity | Medium | 0 | |
| Slidell High School | - | Varsity | Large | 0 | |
| Smith County High School | - | Varsity | Medium | 0 | |
| Smiths Station High School | - | Varsity | Medium | 0 | |
| Smithtown High School East | - | Varsity | Small | 0 | |
| Smithtown High School East | - | Varsity | Medium | 0 | |
| Smithtown High School West | - | Varsity | Medium | 0 | |
| Smithtown High School West | - | Varsity | Medium | 0 | |
| Smithtown High School West | - | Varsity | - | 0 | |
| Smithtown High School West | - | Varsity | Medium | 0 | |
| Smithville High School | - | Varsity | Medium | 0 | |
| Smithville High School | - | Junior | - | 0 | |
| Smyrna High School | - | Varsity | - | 0 | |
| Snow Canyon High School | - | Varsity | Small | 0 | |
| SoCal Select All Stars | L1 | Junior | - | 0 | |
| SoCo Intensity | L2 | Junior | - | 0 | |
| SoCo Intensity | L3 | Junior | Small | 0 | |
| SoCo Intensity | L5 | Senior | Small | 0 | |
| SoCo Intensity | L2.2 | Youth | Medium | 0 | |
| Somerset Canyons Charter School | - | Varsity | Medium | 0 | |
| Somerset Canyons Charter School | - | Varsity | Medium | 0 | |
| Somerset Canyons Charter School | - | Junior | - | 0 | |
| Somerset Canyons Charter School | - | Varsity | Medium | 0 | |
| Somerset High School | - | Varsity | Medium | 0 | |
| Somerset High School | - | Varsity | Medium | 0 | |
| Sonia Sotomayor High School | - | Varsity | Medium | 0 | |
| Sonic Elite Olympia | L3 | Senior | Medium | 0 | |
| Sonic Elite Olympia | L1 | Junior | Medium | 0 | |
| Sonora High School | - | Junior | Medium | 0 | |
| Sonora High School | - | Varsity | Medium | 0 | |
| Sonora High School | - | Varsity | Medium | 0 | |
| Sonora High School | - | Junior | Medium | 0 | |
| Souderton High School | - | Varsity | Medium | 0 | |
| Souderton High School | - | Varsity | Medium | 0 | |
| South Athletic Stingrays | - | Junior | Medium | 0 | |
| South Athletic Stingrays | - | Junior | Medium | 0 | |
| South Athletic Stingrays | - | Youth | Medium | 0 | |
| South Austin Elite Cheer | L2 | Junior | - | 0 | |
| South Austin Elite Cheer | L2 | Junior | Medium | 0 | |
| South Austin Elite Cheer | L2 | Junior | Medium | 0 | |
| South Bay Cheer 360 | L1 | Junior | Medium | 0 | |
| South Bay Divas | L1 | Youth | Medium | 0 | |
| South Bay Divas | L2 | Junior | Medium | 0 | |
