| Abbreviation | Definition |
|---|---|
| FIR | Fédération Internationale des Résistants |
| FIR | Fédération Internationale du Recyclage |
| FIRA | Federation of Indian Rationalist Associations |
| FISB | Federation Internationale de Skibob (French: International Skibob Federation) |
| FISE | Federation of Indian Service Employees |
| FISHFED | FEDeration for FISHeries |
| FISM | Federation Internationale des Societes Magiques |
| FIT | Federation of International Touch |
| FITA | Federation Internationale de Tir a |
| FITA | Federation of International Trade Associations |
| FITU | Federation of Independent Trade Unions |
| FIVA | Federation Internationale Des Vehicules Anciens |
| FIWC | Federation of Irish Wolfhound |
| FIWC | Federation of Irish Wolfhound Clubs |
| FIYTO | Federation of International Youth Travel Operators |
| FJCR | Federation of Jewish Communities of Russia |
| FKE | Federation of Kenya Employers |
| FKQ | Fédération des kinésiologues du Québec |
| FKR | Federation Klingon Romulan |
| FKTU | Federation of Korean Trade Unions |