- Dromkeare Bridge
- Dromkeen West
- Dromloughra
- Drommartin
- Dromnacarra
- Dromneavine
- Dromod
- Duagh
- Ducalla
- Dughile and Coomavanniha
- Dunacapple Island
- Dunferris
- Dungeagan
- Dunkerron Island East
- Dunkerron Islands
- Dunquin
- Dysert
- Daar Bridge
- Danganville Bridge
- Darragh Bridge
- Dawson’s Table
- Derraulin
- Derraun Bridge
- Derrylusk
- Devonroad
- Doon
- Dooncaha
- Dooneen Bridge
- Downey’s Cross Roads
- Drehidnaman Bridge