| Abbreviation | Definition |
|---|---|
| FRBC | Forest Row Bike Club |
| FRCC | Fell & Rock Climbing Club |
| FRCC | First Responder Cycling Club |
| FRCW | Frauen Ruder Club Wannsee |
| FRFC | Finance and Revenue Football Club |
| FRFC | Forest Rangers Football Club |
| FRFC | Freeport Rugby Football Club |
| FRMC | Front Range Mustang Club |
| FRMO | Free Runners Masonic Order |
| FROC | Federated Russian Orthodox Clubs |
| FRRC | Fox River Racing Club |
| FRTC | Felix Racing Team Club |
| FRTC | Forked River Tuna Club |
| FSAC | Forces Sub Aqua Club |
| FSAC | Fort Smith Athletic Club |
| FSC | Free Store Club |
| FSC | Freemans Sporting Club |
| FSC | The Forum Social Club |
| FSCC | Fauquier Springs Country Club |
| FSCC | Feather Sound Country Club |