D
- (An Cabhán) Drumconnick
- (County Monaghan) Drumsloe
- (County Monaghan) Drumaveale
- (An Cabhán) Drumcor
- (An Cabhán) Drumliff
- (An Cabhán) Drumhillagh
- (An Cabhán) Drumlane
- (An Cabhán) Drung
- (An Cabhán) Drumbrollisk
- (An Cabhán) Dernakesh
- (An Cabhán) Drumgoon
- (An Cabhán) Drumnatread
- (An Cabhán) Drutamon
- (An Cabhán) Derrydamph
- (An Cabhán) Duneena
- (An Cabhán) Drumcondra
- (County Monaghan) Drumnagrella
- (County Monaghan) Drumcattan
- (County Monaghan) Drummanreagh
- (County Monaghan) Dromore
- (County Monaghan) Drumakill
- (County Monaghan) Dunmaurice
- (County Monaghan) Drumacrib
- (County Monaghan) Dunraymond
- (County Monaghan) Dromore
- (County Monaghan) Drumacreeve
- (County Monaghan) Dundrannan Cross Roads
- (County Monaghan) Doohat
- (County Monaghan) Drumacreeve
- (County Monaghan) Dorothys Cross Roads