- Dromahoe
- Dromascoolane Bridge
- Dromboy South
- Dromcarra Bridge
- Dromcummer More
- Dromdeeny
- Dromdowney
- Dromdrasdil
- Dromgarriff
- Dromgownagh
- Dromgurriky
- Dromina
- Drominagh
- Drominane
- Dromkeen
- Dromleigh
- Drommahane
- Dromnear
- Dromore
- Dromsicane
- Dromskarragh
- Drumlave
- Dublin Pike
- Dunbeacon
- Dunbulloge Bridge
- Duncannon Bridge
- Dundeady Island
- Dunderrow
- Duneen
- Dungourney