| Portes-les-Valence to Dalmine | 235.87 mi (379.59 km) |
| Portes-les-Valence to Deruta | 397.11 mi (639.08 km) |
| Portes-les-Valence to Desenzano del Garda | 278.63 mi (448.41 km) |
| Portes-les-Valence to Desio | 217.27 mi (349.66 km) |
| Portes-les-Valence to Dolianova | 438.70 mi (706.01 km) |
| Portes-les-Valence to Dolo | 352.75 mi (567.69 km) |
| Portes-les-Valence to Domodossola | 186.32 mi (299.86 km) |
| Portes-les-Valence to Dorgali | 396.30 mi (637.79 km) |
| Portes-les-Valence to Dueville | 328.72 mi (529.03 km) |
| Portes-les-Valence to Eboli | 593.75 mi (955.55 km) |
| Portes-les-Valence to Elmas | 442.44 mi (712.03 km) |
| Portes-les-Valence to Empoli | 310.73 mi (500.07 km) |
| Portes-les-Valence to Enna | 701.75 mi (1,129.35 km) |
| Portes-les-Valence to Eraclea | 382.89 mi (616.20 km) |
| Portes-les-Valence to Erba | 220.59 mi (355.00 km) |
