| Abbreviation | Definition |
|---|---|
| GHSD | Golden Hills School Division |
| GHSF | Garfield High School Foundation |
| GHSF | Georgia High School Fishing |
| GHSF | Georgia High School Football |
| GHSGT | Georgia High School Graduation Tests |
| GHSS | Government Higher Secondary School |
| GHSS | Grey Highlands Secondary School |
| GIAS | Get Information About Schools |
| GIBS | German Israeli Battery School |
| GIBS | Gitarattan International Business School |
| GIBS | Graz International Bilingual School |
| GICA | Golden Isles Career Academy |
| GIHS | Glenunga International High School |
| GIHS | Grand Island High School |
| GIHS | Grosse Ile High School |
| GIIS | Global Indian International School |
| GIPS | Grand Island Public Schools |
| GIRSA | Gaon Rappaport Safra |
| GIS | Gippsland Independent Schools |
| GISB | German International School Boston |