| Abbreviation | Definition |
|---|---|
| FDCC | Federation Of Defense Corporate Counsel |
| FDF | Food and Drink Federation |
| FDFI | Flying Disc Federation of India |
| FDLC | Federation of Diocesan Liturgical Commissions |
| FDMH | Fédération Départementale des Malades et Handicapés |
| FDSA | Federation of Direct Selling Association |
| FDSF | Finnish Dance Sport Federation |
| FDSN | Federation of Digital Seismograph Networks |
| FDSS | Federation des Services sociaux |
| FDSS | Federation of Derbyshire Special Schools |
| FDSU | Fédération des syndicats unitaires |
| FEA | Fédération Européenne des Aérosols |
| FEAC | Federação das Entidades Assistenciais de Campinas (Portuguese: Federation of Assistance Entities of |
| FEAS | Federation of Euro-Asian Stock |
| FEB | Fédération des Entreprises de Belgique |
| FEB | Federation of Enterprises in Belgium |
| FEBS | Federation of European Biochemical Societies |
| FEC | Federation of Egalitarian Communities |
| FECC | Federation European Carnival Cities |
| FECC | Federation of European Carnival Cities |