| Harrow on the Hill to Dillenburg | 377.60 mi (607.69 km) |
| Harrow on the Hill to Dillingen | 521.21 mi (838.81 km) |
| Harrow on the Hill to Dillingen | 346.27 mi (557.27 km) |
| Harrow on the Hill to Dingolfing | 602.79 mi (970.09 km) |
| Harrow on the Hill to Dinkelsbuhl | 500.00 mi (804.67 km) |
| Harrow on the Hill to Dinklage | 366.93 mi (590.52 km) |
| Harrow on the Hill to Dinslaken | 303.36 mi (488.21 km) |
| Harrow on the Hill to Dippoldiswalde | 606.55 mi (976.15 km) |
| Harrow on the Hill to Ditzingen | 456.35 mi (734.43 km) |
| Harrow on the Hill to Dobeln | 580.31 mi (933.91 km) |
| Harrow on the Hill to Doberlug-Kirchhain | 595.75 mi (958.77 km) |
| Harrow on the Hill to Donaueschingen | 466.25 mi (750.36 km) |
| Harrow on the Hill to Donauworth | 530.65 mi (854.00 km) |
| Harrow on the Hill to Donzdorf | 491.17 mi (790.47 km) |
| Harrow on the Hill to Dorfen | 599.34 mi (964.54 km) |
