- Doohamlat
- Doohat
- Dorothys Cross Roads
- Dromore
- Dromore
- Drum
- Drumacreeve
- Drumacreeve
- Drumacrib
- Drumakill
- Drumaveale
- Drumcattan
- Drumcoo
- Drumgolat
- Drumgoole
- Drummanreagh
- Drumnagrella
- Drumneill
- Drumreask
- Drumscor
- Drumsloe
- Drumsmat Bridge
- Dundian Cross Roads
- Dundrannan Cross Roads
- Dunmaurice
- Dunraymond
- Donegal
- Dunlewy