| Portes-les-Valence to Nowy Sacz | 809.34 mi (1,302.50 km) |
| Portes-les-Valence to Nowy Targ | 776.96 mi (1,250.40 km) |
| Portes-les-Valence to Nowy Tomysl | 725.82 mi (1,168.10 km) |
| Portes-les-Valence to Nysa | 695.39 mi (1,119.13 km) |
| Portes-les-Valence to Oborniki | 762.65 mi (1,227.36 km) |
| Portes-les-Valence to Oborniki Slaskie | 709.22 mi (1,141.38 km) |
| Portes-les-Valence to Olawa | 710.14 mi (1,142.86 km) |
| Portes-les-Valence to Olecko | 1,008.70 mi (1,623.34 km) |
| Portes-les-Valence to Olesnica | 722.93 mi (1,163.44 km) |
| Portes-les-Valence to Olesno | 750.37 mi (1,207.61 km) |
| Portes-les-Valence to Olkusz | 778.04 mi (1,252.13 km) |
| Portes-les-Valence to Olsztyn | 930.28 mi (1,497.14 km) |
| Portes-les-Valence to Opalenica | 734.46 mi (1,182.01 km) |
| Portes-les-Valence to Opoczno | 838.35 mi (1,349.19 km) |
| Portes-les-Valence to Opole | 724.95 mi (1,166.69 km) |
