- Forest City
- Forest Glen
- Forest Hill
- Forest Hill
- Forest Hills
- Forest Knoll
- Forest Oaks
- Forest Park
- Forest Park
- Forest Park Heights
- Forest Ridge
- Forest Ridge
- Fort Branch
- Fort Ritner
- Fort Wayne
- Fortville
- Fortyone Ranch Mobile Home Park
- Foster
- Fosters Ridge
- Fountain
- Fountain City
- Fountain Park
- Fountain Park
- Fountaintown
- Four Corners
- Four J's Mobile Home Park
- Four Presidents Corners
- Fowler
- Fowlerton
- Fox