| Abbreviation | Definition |
|---|---|
| CRRA | California Resource Recovery Association |
| CRRA | Californian Resource Recovery Association |
| CRRA | China Resources Recycling Association |
| CRRA | Cowboys Regional Rodeo Association |
| CRRA | Cutten Ridgewood Recreation Association |
| CRSA | Carmel River Steelhead Association |
| CRSA | Catalogue Raisonné Scholars Association |
| CRSA | Chinese Radio Sports Association |
| CRSA | Clinical Robotic Surgery Association |
| CRSA | Community Residential Services Association |
| CRSCA | Columbia River Sprint Car Association |
| CRYA | Canadian Radio Yachting Association |
| CRYA | Canadian Recreational Yachting Association |
| CRYA | Columbia River Yachting Association |
| CSA | Celiac Sprue Association |
| CSA | Celiac Support Association |
| CSA | Central Service Association |
| CSA | Citizen Science Association |
| CSA | College Squash Association |
| CSA | Colorado Soccer Association |