- Dunlough
- Dunmoe
- Dunsany
- Durhamstown
- Daingean
- Derrics
- Derries
- Derrooly
- Derrybrat
- Derrycarney
- Derryclure
- Derrycoffey
- Derrycooly
- Derrydolney
- Derrygarran Bridge
- Derrygawny
- Derrygolan
- Derrygreenagh
- Derrygrogan
- Derryharney
- Derrylesk
- Derrynagun
- Derryounce
- Derryrobinson
- Derryvilla
- Doon Cross Road
- Drinagh
- Drumcooly
- Drumcullen Bridge
- Dunkerrin