| Acronym | Definition |
|---|
| SCHS | Santa Cruz High School (California) |
| SCHS | San Clemente High School |
| SCHS | Shelby County High School (Kentucky) |
| SCHS | Spruce Creek High School (Port Orange, FL) |
| SCHS | Sussex Central High School (Virginia) |
| SCHS | Sand Creek High School (Colorado Springs, CO) |
| SCHS | Station Camp High School (Gallatin, TN) |
| SCHS | South Carroll High School |
| SCHS | Steele Canyon High School (Spring Valley, CA) |
| SCHS | South Charleston High School (South Charleston, West Virginia) |
| SCHS | Smith-Cotton High School (Sedalia, MO) |
| SCHS | Salpointe Catholic High School (Tucson, AZ) |
| SCHS | School Squadron |
| SCHS | Special Child Health Services (New Jersey) |
| SCHS | Supreme Court Historical Society |
| SCHS | South Carleton High School (Richmond, Ontario) |
| SCHS | Suncoast Community High School (Florida) |
| SCHS | Scott County Historical Society (Shakopee, MN) |
| SCHS | Shawano Community High School (Shawano, Wisconsin) |
| SCHS | Singapore Chinese Health Study |
| SCHS | Space Coast High School (Cocoa, FL) |
| SCHS | Sherburne County Historical Society (Minnesota) |
| SCHS | St Cloud High School (Florida) |