| Acronym | Definition |
|---|
| HCSD➣Harbor Creek School District (Harborcreek, Pennsylvania) |
| HCSD➣Hernando County School District (Florida) |
| HCSD➣Horry County School District (South Carolina) |
| HCSD➣Homer Center School District (Homer City, PA) |
| HCSD➣Hillsborough County School District (Hillsborough County, FL) |
| HCSD➣Hilliard City School District (Hilliard, OH) |
| HCSD➣Hilton Central School District (Hilton, NY) |
| HCSD➣Horizon College of San Diego (San Diego, California) |
| HCSD➣High Country Service Data (Cooma, Australia) |
| HCSD➣Huron County Sheriff's Department (Michigan) |