| Abbreviation | Definition |
|---|---|
| FLASCA | Federación Latinoamericana de Sociedades de Cancerología |
| FLASCA | Latin-American Federation of Cancerology Societies |
| FLF | Finlands Läkarförbund |
| FLF | Finlands Lkarfrbund |
| FLF | Finnish Medical Association |
| FLF | Suomen Lääkäriliito |
| FLF | Suomen Lkriliito |
| FLMS | Florida Lake Management Society |
| FLOS | Fort Lauderdale Orchid Society |
| FLS | Fellow of Linnaean Society |
| FLS | Folklore Society |
| FLS | Freehold Land Society |
| FLSC | Fdration des Ordres Professionnels de Juristes du Canada |
| FLSC | Fédération des Ordres Professionnels de Juristes du Canada |
| FLSC | Federation of Law Societies of Canada |
| FMA | Financial Management Association International |
| FMA | Finlands Läkarförbund |
| FMA | Finlands Lkarfrbund |
| FMA | Finnish Medical Association |
| FMA | Suomen Lääkäriliito |