| Abbreviation | Definition |
|---|---|
| GAFTA | Grain And Food Trade Association |
| GAISF | Global Association of International Sports Federations |
| GAMA | Gas Appliance Manufacturers Association |
| GAMA | General Aviation Manufacturers Association |
| GANA | Gem Artists of North America |
| GANA | Glass Association of North America |
| GARA | Georgia Automotive Recyclers Association |
| GARP | Georgia Association of Railroad Passengers |
| GARP | Global Association for Risk Professionals |
| GARP | Global Association of Risk Professionals |
| GASP | Gaming Association Of Southwestern Pennsylvania |
| GAWP | Georgia Association of Water Professionals |
| GBA | Group Benefits Associate |
| GBAA | Greater Birmingham Apartment Association |
| GBG | Google Business Group |
| GBHC | Greater Brooklyn Health Coalition |
| GBNA | Global Business Network Association |
| GBNA | Greater Beach Neighbourhood Association |
| GCA | Georgia Canoe Association |
| GCA | Graphics Communications Association |