| Caerfyrddin to Delitzsch | 712.31 mi (1,146.35 km) |
| Caerfyrddin to Delmenhorst | 550.61 mi (886.12 km) |
| Caerfyrddin to Demmin | 735.59 mi (1,183.82 km) |
| Caerfyrddin to Denkendorf | 639.21 mi (1,028.71 km) |
| Caerfyrddin to Denzlingen | 601.04 mi (967.28 km) |
| Caerfyrddin to Dessau-Rosslau | 704.90 mi (1,134.42 km) |
| Caerfyrddin to Detmold | 562.02 mi (904.49 km) |
| Caerfyrddin to Dettingen an der Erms | 645.38 mi (1,038.63 km) |
| Caerfyrddin to Dieburg | 588.79 mi (947.57 km) |
| Caerfyrddin to Diedorf | 709.37 mi (1,141.63 km) |
| Caerfyrddin to Dielheim | 598.73 mi (963.57 km) |
| Caerfyrddin to Diepholz | 538.69 mi (866.93 km) |
| Caerfyrddin to Diessen am Ammersee | 735.44 mi (1,183.57 km) |
| Caerfyrddin to Dietzenbach | 583.48 mi (939.03 km) |
| Caerfyrddin to Diez | 543.95 mi (875.41 km) |
