| Acronym | Definition |
|---|
| ISGC➣Idaho Space Grant Consortium (US NASA) |
| ISGC➣International Symposium on Grid Computing |
| ISGC➣International Steel Guitar Convention |
| ISGC➣International Society of Gastroenterological Carcinogenesis (est. 1996) |
| ISGC➣Islamic Society of Greater Charlotte (North Carolina) |
| ISGC➣International Society of Guatemala Collectors (stamps) |
| ISGC➣International Stargate Command (Stargate slang) |