| Abbreviation | Definition |
|---|---|
| RCCB | Reno Carson City Bowlers |
| RCD | Race Car Dynamics |
| RCG | Round Card Girls |
| RCIK | Rock Climbing In Korea |
| RCN | Recumbent Cyclist News |
| RCN | Running Club North, Fairbanks, Alaska |
| RCO | Rio Rico Resort Country Club |
| RCR | Royal City Rockers |
| RCRA | Rocket City Robot Assault |
| RCRB | Revised Core RuleBook |
| RCRC | River City Rowing Club |
| RCRC | Rose City Rowing Club |
| RCSC | Ryde Community and Sports Centre |
| RCSC | Ryde Community Sports Centre |
| RCSS | Redlynch Central Sports Stadium |
| RCW | Real Championship Wrestling |
| RCW | Revolutionary Championship Wrestling |
| RCW | Roc City Wrestling |
| RCW | Royal Championship Wrestling |
| RCX | Radio Control Experience |