- Flemingtown
- Foberadora
- Foilacamin
- Foilagoule
- Foildarg
- Foildarrig
- Foilduff
- Foilhaman
- Foilmarnett
- Foilnamuck
- Folldarrig
- Foot’s Islands
- Foulkstown
- Fownlough
- Freagh
- Friarsfield
- Friarsgrange
- Fussough
- Faha
- Faha
- Fahafeelagh
- Fairybush Cross Roads
- Fallagh
- Farnane
- Feagarrid
- Feddans Cross Roads
- Fennor
- Fews
- Fiddow Bridge
- Five Cross Roads