| Acronym | Definition |
|---|
| GNTC➣Groupement National des Transports Combinés (French: National Group of Combined Transport) |
| GNTC➣Girls' Nautical Training Corps (UK, merged with SCC in 1980) |
| GNTC➣Ghana National Trading Corporation |
| GNTC➣Geonetwork Technical Committee (Australia) |