| Acronym | Definition |
|---|
| ARRG➣AWCF (Army Working Capital Fund) Requirements Review Group |
| ARRG➣Amateur Radio Repeater Group (various locations) |
| ARRG➣Animal Rights and Rescue Group (Lismore, New South Wales, Australia) |
| ARRG➣Arch Rival Roller Girls (Saint Louis, MO) |
| ARRG➣Amateur Radio Relay Group (Oregon) |
| ARRG➣Atlantic Region Reefers Group |
| ARRG➣Agricultural and Rural Restructuring Group |