| Portes-les-Valence to Nizza Monferrato | 170.60 mi (274.55 km) |
| Portes-les-Valence to Noale | 353.18 mi (568.39 km) |
| Portes-les-Valence to Nocera Inferiore | 570.16 mi (917.59 km) |
| Portes-les-Valence to Nocera Superiore | 572.18 mi (920.83 km) |
| Portes-les-Valence to Noceto | 259.96 mi (418.36 km) |
| Portes-les-Valence to Noci | 680.88 mi (1,095.76 km) |
| Portes-les-Valence to Noicattaro | 666.40 mi (1,072.46 km) |
| Portes-les-Valence to Nola | 558.91 mi (899.48 km) |
| Portes-les-Valence to Nonantola | 302.68 mi (487.12 km) |
| Portes-les-Valence to Noto | 766.34 mi (1,233.30 km) |
| Portes-les-Valence to Nova Milanese | 216.01 mi (347.63 km) |
| Portes-les-Valence to Novara | 186.51 mi (300.16 km) |
| Portes-les-Valence to Novate Milanese | 212.17 mi (341.45 km) |
| Portes-les-Valence to Novellara | 286.78 mi (461.53 km) |
| Portes-les-Valence to Noventa Vicentina | 325.93 mi (524.53 km) |
