| Pontypridd to Dillenburg | 506.68 mi (815.42 km) |
| Pontypridd to Dillingen | 645.94 mi (1,039.54 km) |
| Pontypridd to Dillingen | 469.09 mi (754.92 km) |
| Pontypridd to Dingolfing | 729.55 mi (1,174.10 km) |
| Pontypridd to Dinkelsbuhl | 626.28 mi (1,007.90 km) |
| Pontypridd to Dinklage | 491.66 mi (791.24 km) |
| Pontypridd to Dinslaken | 432.22 mi (695.59 km) |
| Pontypridd to Dippoldiswalde | 735.57 mi (1,183.79 km) |
| Pontypridd to Ditzingen | 580.32 mi (933.94 km) |
| Pontypridd to Dobeln | 709.19 mi (1,141.33 km) |
| Pontypridd to Doberlug-Kirchhain | 723.90 mi (1,165.01 km) |
| Pontypridd to Donaueschingen | 584.65 mi (940.90 km) |
| Pontypridd to Donauworth | 656.19 mi (1,056.04 km) |
| Pontypridd to Donzdorf | 615.55 mi (990.64 km) |
| Pontypridd to Dorfen | 724.84 mi (1,166.52 km) |
