| Hemel Hempstead to Dillenburg | 384.83 mi (619.32 km) |
| Hemel Hempstead to Dillingen | 531.08 mi (854.68 km) |
| Hemel Hempstead to Dillingen | 356.90 mi (574.38 km) |
| Hemel Hempstead to Dingolfing | 611.80 mi (984.59 km) |
| Hemel Hempstead to Dinkelsbuhl | 509.28 mi (819.61 km) |
| Hemel Hempstead to Dinklage | 369.42 mi (594.52 km) |
| Hemel Hempstead to Dinslaken | 308.85 mi (497.04 km) |
| Hemel Hempstead to Dippoldiswalde | 612.27 mi (985.36 km) |
| Hemel Hempstead to Ditzingen | 466.51 mi (750.78 km) |
| Hemel Hempstead to Dobeln | 585.78 mi (942.73 km) |
| Hemel Hempstead to Doberlug-Kirchhain | 600.40 mi (966.25 km) |
| Hemel Hempstead to Donaueschingen | 477.69 mi (768.77 km) |
| Hemel Hempstead to Donauworth | 540.22 mi (869.40 km) |
| Hemel Hempstead to Donzdorf | 501.17 mi (806.56 km) |
| Hemel Hempstead to Dorfen | 608.88 mi (979.89 km) |
