| Llantwit Major to Dillenburg | 512.06 mi (824.08 km) |
| Llantwit Major to Dillingen | 648.51 mi (1,043.68 km) |
| Llantwit Major to Dillingen | 471.24 mi (758.39 km) |
| Llantwit Major to Dingolfing | 732.96 mi (1,179.59 km) |
| Llantwit Major to Dinkelsbuhl | 629.53 mi (1,013.13 km) |
| Llantwit Major to Dinklage | 500.45 mi (805.39 km) |
| Llantwit Major to Dinslaken | 438.99 mi (706.48 km) |
| Llantwit Major to Dippoldiswalde | 742.09 mi (1,194.28 km) |
| Llantwit Major to Ditzingen | 582.69 mi (937.74 km) |
| Llantwit Major to Dobeln | 715.92 mi (1,152.16 km) |
| Llantwit Major to Doberlug-Kirchhain | 731.29 mi (1,176.90 km) |
| Llantwit Major to Donaueschingen | 585.36 mi (942.05 km) |
| Llantwit Major to Donauworth | 659.09 mi (1,060.70 km) |
| Llantwit Major to Donzdorf | 618.03 mi (994.62 km) |
| Llantwit Major to Dorfen | 727.67 mi (1,171.07 km) |
