| 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 |