| Abbreviation | Definition |
|---|---|
| FMCA | Family Motor Coaching Association |
| FMQ | Free Motion Quilting |
| FOC | Ferrari Owners Club |
| FOCA | Federation of Ontario Cottagers Associations |
| FOL | Fond Of Leather |
| FOO | Friends Of Oddhobby |
| FORD | Fixing Old Rebuilt Dodge |
| FORD | Fixing Old Rebuilt Dodge |
| FP | Future Pastime |
| FRA | Future Rockhounds of America |
| FRPSL | Fellow of the Royal Philatelic Society London |
| FSAC | Fishguard Sub Aqua Club |
| FSAT | French Southern & Antarctic Territories (stamp collecting) |
| FSM | Flying Scale Models |
| FTA | Fun, Travel, and Adventure |
| FTAD | French Tactical Division |
| FTF | Firearm Transfer Fee |
| FTFF | Fire Trucks For Fun |
| FTFSU | Fairy Tale - Folklore Study Unit |
| FTFT | Fun Time Fire Truck |