| Mountain Ash to Dormagen | 441.06 mi (709.82 km) |
| Mountain Ash to Dornstadt | 629.89 mi (1,013.71 km) |
| Mountain Ash to Dorsten | 442.85 mi (712.70 km) |
| Mountain Ash to Dortmund | 465.20 mi (748.66 km) |
| Mountain Ash to Dorverden | 538.68 mi (866.92 km) |
| Mountain Ash to Dossenheim | 550.21 mi (885.47 km) |
| Mountain Ash to Dreieich | 539.00 mi (867.44 km) |
| Mountain Ash to Drensteinfurt | 475.32 mi (764.96 km) |
| Mountain Ash to Dresden | 738.08 mi (1,187.83 km) |
| Mountain Ash to Drochtersen | 551.53 mi (887.61 km) |
| Mountain Ash to Drolshagen | 482.51 mi (776.52 km) |
| Mountain Ash to Duderstadt | 584.65 mi (940.90 km) |
| Mountain Ash to Duisburg | 435.64 mi (701.09 km) |
| Mountain Ash to Dulmen | 455.53 mi (733.10 km) |
| Mountain Ash to Duren | 430.59 mi (692.98 km) |
