| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Dreux | cnl00008732 | France | 1.37 | 48.73 | |
| Drôme | cnl00023104 | France | — | — | |
| Drumalig | cnl00021139 | Northern Ireland | — | — | |
| Dübendorf | cnl00031395 | — | — | — | |
| Dublin | cnl00008748 | Ireland | -6.25 | 53.33 | |
| Dublin [non-CERL] | — | — | — | — | |
| Dubno | cnl00005193 | Ukraine | 25.7330555555556 | 50.3830555555556 | |
| Dubrovnik | cnl00008750 | Croatia | 18.0897222222222 | 42.6497222222222 | |
| Duerne | cnl00050683 | France | 4.5281 | 45.6853 | |
| Duffel | cnl00021570 | Belgium | — | — | |
| Duingen | cnl00021990 | Germany | — | — | |
| Duisburg | cnl00008757 | Germany | 6.76 | 51.43 | |
| Dumfries | cnl00008758 | England | -3.61666666666667 | 55.0666666666667 | |
| Dundee | cnl00029665 | Scotland | -2.96666666666667 | 56.6330555555556 | |
| Dunfermline | cnl00026631 | Scotland | -3.43916666666667 | 56.0716666666667 | |
| Dunkeld (Perthshire) | cnl00026632 | Scotland | -3.584886 | 56.564341 | |
| Dunkerque | cnl00008767 | France | 2.37 | 51.05 | |
| Duns (Berwickshire) | cnl00019501 | Scotland | -2.3426 | 55.77838 | |
| Dunster Park | cnl00025666 | England | — | — | |
| Dupplin (Perthshire) | — | Scotland | -3.53077 | 56.35752 | |
| Düren | cnl00008774 | Germany | 6.48 | 50.7994444444444 | |
| Durgerdam | cnl00005308 | Netherlands | 4.98305555555556 | 52.3830555555556 | |
| Durham | cnl00008776 | England | -1.57 | 54.77 | |
| Düsseldorf | cnl00019769 | Germany | 6.78 | 51.2194444444444 | |
| Dyhernfurth | cnl00001979 | Poland | 16.7205555555556 | 51.2705555555556 |