| Abbreviation | Definition |
|---|---|
| AFTA | Adirondack Foothills Trails Alliance |
| AFWA | Asia Floor Wage Alliance |
| AGFA | All Good Funk Alliance |
| AGFS | Alliance for Global Food Security |
| AGI | Alliance Graphique Internationale |
| AGI | Alliance Ground International |
| AGLA | Arlington Gay Lesbian Alliance |
| AGMA | Alliance for Gray Market And |
| AGMA | Anti Gray Market Alliance |
| AGNT | Alliance for Global Narcotics Training |
| AGR | Alliance of Genome Resources |
| AGRA | Alliance for a Green Revolution in Africa |
| AGS | Alliance Ground Surveillance |
| AGSA | Alliance of Girls' Schools Australasia |
| AGT | Alliance Great Team |
| AGT | Alliance of Galactic Travellers |
| AGWA | Alliance for Global Water Adaptation |
| AGWA | Arana Gulch Watershed Alliance |
| AHA | After Hours Alliance |
| AHA | Animal Human Alliance |