- Donabate
- Drogheda
- Droichead Nua
- Duleek
- Dún Laoghaire
- Dunboyne
- Dunshaughlin
- Daingean
- Dalkey
- Dallyhaysy
- Damastown
- Damerstown
- Damma
- Damma Lower Cross Roads
- Danescastle
- Danesfort
- Danesfort Lower
- Danesfort Upper
- Dangamnore
- Dangan
- Dangan Bridge
- Dangan’s Bridge
- Dangans
- Dansefort Cross Roads
- Darbystown
- Darcy’s Cross Roads
- Dardistown
- Dardistown
- Dardistown
- Darver