USMRA
| Acronym | Definition |
|---|---|
| USMRA | United States Mine Rescue Association |
| USMRA | United States Mondioring Association |
| USMRA | US Mountain Ranger Association |
| USMRA | United States Marine Raider Association |
| USMRA | United States Match Racing Association |
| USMRA | US Military Retiree Association |