| Douglas to Dalmine | 923.80 mi (1,486.71 km) |
| Douglas to Deruta | 1,145.92 mi (1,844.18 km) |
| Douglas to Desenzano del Garda | 968.26 mi (1,558.27 km) |
| Douglas to Desio | 909.84 mi (1,464.25 km) |
| Douglas to Dolianova | 1,206.22 mi (1,941.22 km) |
| Douglas to Dolo | 1,032.14 mi (1,661.08 km) |
| Douglas to Domodossola | 853.61 mi (1,373.75 km) |
| Douglas to Dorgali | 1,171.06 mi (1,884.64 km) |
| Douglas to Dueville | 1,003.05 mi (1,614.25 km) |
| Douglas to Eboli | 1,355.96 mi (2,182.21 km) |
| Douglas to Elmas | 1,208.12 mi (1,944.28 km) |
| Douglas to Empoli | 1,056.81 mi (1,700.77 km) |
| Douglas to Enna | 1,479.07 mi (2,380.33 km) |
| Douglas to Eraclea | 1,051.17 mi (1,691.70 km) |
| Douglas to Erba | 902.04 mi (1,451.69 km) |
