| Letchworth to Dillenburg | 377.02 mi (606.76 km) |
| Letchworth to Dillingen | 527.21 mi (848.46 km) |
| Letchworth to Dillingen | 354.71 mi (570.84 km) |
| Letchworth to Dingolfing | 606.41 mi (975.93 km) |
| Letchworth to Dinkelsbuhl | 504.45 mi (811.83 km) |
| Letchworth to Dinklage | 356.17 mi (573.21 km) |
| Letchworth to Dinslaken | 298.95 mi (481.11 km) |
| Letchworth to Dippoldiswalde | 602.29 mi (969.30 km) |
| Letchworth to Ditzingen | 463.25 mi (745.53 km) |
| Letchworth to Dobeln | 575.52 mi (926.21 km) |
| Letchworth to Doberlug-Kirchhain | 589.18 mi (948.19 km) |
| Letchworth to Donaueschingen | 476.96 mi (767.60 km) |
| Letchworth to Donauworth | 535.82 mi (862.33 km) |
| Letchworth to Donzdorf | 497.58 mi (800.78 km) |
| Letchworth to Dorfen | 604.38 mi (972.66 km) |
