| Abbreviation | Definition |
|---|---|
| GAGC | Georgia Association for Gifted Children |
| GAGC | Georgia Association of Genetic Counselors |
| GAH | Georgia Association of Historians |
| GAHP | Global Association Hub Partnership |
| GAHP | Global Association Hubs Partnership |
| GAHP | Global Association of Holistic Psychotherapy |
| GAIA | Galactic Association of Insurance Agencies |
| GAIN | Genetic Association Information Network |
| GAINS | Global Association for Interpersonal Neurobiology Studies |
| GAISF | General Association of International Sports Federations |
| GAISF | Global Association of International Sport Federations |
| GAISF | Global Association of International Sports Federations |
| GAIT | Georgia Association of Instructional Technology |
| GAJA | GLOBAL ASSOCIATION of JAH ARTISTS |
| GAKC | General Association of Koreans in China |
| GALA | Global Association of LNCT Alumni |
| GALA | Globalization and Localization Association |
| GALAP | Gay and Lesbian Association of the Peace |
| GALAS | Graduate Association of Latin American Students |
| GALVA | Gay And Lesbian Vaishnava Association |