| Abbreviation | Definition |
|---|---|
| FEA | Financial Engineering Association |
| FEAST | Food Education Allergy Support Team |
| FEAT | Families for Early Autism Treatment |
| FEAT | Families For Effective Autism Treatment |
| FEGS | Federation Employment and Guidance Service |
| FER | Fathers for Equal Rights |
| FERA | Florida Educational Research Association |
| FESJ | Friends of El Sistema Japan |
| FESS | Funabashi English Speaking Society |
| FETNA | Federation Of Tamil Sangams in North America |
| FF | Food First |
| FFA | Fund For Animals |
| FFAA | Foote Family Association of America |
| FFAC | Friends For All Children |
| FFAC | Furniture For A Cause |
| FFAD | Foundation For African Development |
| FFAD | Freddie For A Day |
| FFAD | Fund For American Diplomacy |
| FFAE | Fujian Folk Arts Exhibition |
| FFAE | The Fund For Academic Excellence |