| Abbreviation | Definition |
|---|---|
| FCSO | Franklin County Senior Options |
| FCSO | Franklin County Sheriff's Office |
| FCTEC | Franklin County Training and Exercise Committee |
| FCTS | Franklin County Tech School |
| FCTS | Franklin County Technical School |
| FCUC | Franklin County Urban Coalition |
| FCY | Forsyth County YMCA |
| FCZA | Fresno County Zoo Authority |
| FEMC | Foundation For the Enhancement of Mitchell County |
| FFLC | Food for Lane County |
| FOCAS | Friends of the Orange County Animal Shelter |
| FOCC | Friends Of Clark County |
| FOCL | Friends of the Otsego County Library |
| FOWC | Families Of Wyoming County |
| FOWC | Friends Of Wake County |
| FPCC | Forest Preserves of Cook County |
| FPOC | Family Promise of Ontario County |
| FPOC | Family Promise of Orange County |
| FPSC | Family Promise Of Salem County |
| FR | Fruitful Rim |