| Portes-les-Valence to Pontinia | 475.99 mi (766.03 km) |
| Portes-les-Valence to Porcari | 292.31 mi (470.43 km) |
| Portes-les-Valence to Porcia | 382.74 mi (615.96 km) |
| Portes-les-Valence to Pordenone | 384.15 mi (618.24 km) |
| Portes-les-Valence to Portici | 554.74 mi (892.77 km) |
| Portes-les-Valence to Porto Empedocle | 689.96 mi (1,110.38 km) |
| Portes-les-Valence to Porto Recanati | 446.65 mi (718.82 km) |
| Portes-les-Valence to Porto Sant'Elpidio | 454.02 mi (730.68 km) |
| Portes-les-Valence to Porto Tolle | 363.98 mi (585.76 km) |
| Portes-les-Valence to Porto Torres | 331.07 mi (532.80 km) |
| Portes-les-Valence to Portoferraio | 305.99 mi (492.44 km) |
| Portes-les-Valence to Portogruaro | 391.42 mi (629.93 km) |
| Portes-les-Valence to Portomaggiore | 339.63 mi (546.58 km) |
| Portes-les-Valence to Potenza | 626.12 mi (1,007.65 km) |
| Portes-les-Valence to Potenza Picena | 445.60 mi (717.13 km) |
