Cities starting with the letter D
- Dalbeattie, Scotland
- Dalrymple, Scotland
- Dalton Gates East Cowton, England
- Dalton-In-Furness, England
- Darlington, England
- Dartford, England
- Dartmoor, England
- Dartmouth, England
- Darwen, England
- Datchworth, England
- Daventry, England
- Dawlish, England
- Deal, England
- Deanshanger, England
- Deddington, England
- Deeside, Wales
- Deganwy, Wales
- Denham, England
- Derby, England
- Derry City, N. Ireland
- Dewsbury, England
- Dinas Mawddwy, Wales
- Dingle, Republic Of Ireland
- Dingwall, Scotland
- Disley, England
- Diss, England
- Dockray, England
- Dolgellau, Wales
- Dollar, Scotland
- Doncaster, England
- Donegal, N. Ireland
- Donegal, Republic Of Ireland
- Dorchester, England
- Dorking, England
- Dornoch, Scotland
- Douglas, England
- Dover, England
- Droitwich, England
- Dromkeen, Republic Of Ireland
- Drymen, Scotland
- Dublin, Republic Of Ireland
- Duddington, England
- Dudley, England
- Dulnain Bridge, Scotland
- Dumbarton, Scotland
- Dumfries, Scotland
- Dun Laoghaire, Republic Of Ireland
- Dunbar, Scotland
- Dunblane, Scotland
- Dundalk, Republic Of Ireland
- Dundee, Scotland
- Dunfermline, Scotland
- Dungarven, Republic Of Ireland
- Dunkeld, Scotland
- Dunmow, England
- Dunoon, Scotland
- Duns Tew, England
- Dunstable, England
- Durham, England
- Duxford, England
- Dyce, Scotland