| Abbreviation | Definition |
|---|---|
| RCK | Riders Club Of Kolkata |
| RCKE | Rotary Club Of Karachi East |
| RCKW | Rotary Club of Kihei Wailea |
| RCL | Racing Club de Lens |
| RCL | Regional Club League |
| RCLB | Racquet Club of Lake Bluff |
| RCLB | Rotary Club Of Long Branch |
| RCLG | Rotary Club of Long Grove |
| RCLG | Rugby Club Livry Gargan |
| RCLM | Résidence Club Le Montsouris |
| RCLM | rugby club louey marquisat |
| RCM | Richlist Club Malaysia founded by Johnny Neoh |
| RCMB | Reial Club Maritim Barcelona |
| RCMC | Rocket City Miata Club |
| RCMC | Rose City Motorcycle Club |
| RCMM | Rotary Club Of Madhyamgram Metropolitan |
| RCMM | Rotary Club of Mississauga Malton |
| RCMM | Rugby Club Metz Moselle |
| RCNA | Rotary Club of New Albany |
| RCNB | Rotary Club of Newport Balboa |