| Porto to Nevers | 708.85 mi (1,140.78 km) |
| Porto to Nice | 827.65 mi (1,331.98 km) |
| Porto to Nimes | 685.89 mi (1,103.84 km) |
| Porto to Niort | 541.01 mi (870.67 km) |
| Porto to Noeux-les-Mines | 840.60 mi (1,352.81 km) |
| Porto to Nogent-le-Rotrou | 676.87 mi (1,089.32 km) |
| Porto to Nogent-sur-Marne | 757.23 mi (1,218.64 km) |
| Porto to Nogent-sur-Oise | 776.64 mi (1,249.88 km) |
| Porto to Noisiel | 763.06 mi (1,228.02 km) |
| Porto to Noisy-le-Grand | 760.10 mi (1,223.26 km) |
| Porto to Noisy-le-Sec | 758.41 mi (1,220.55 km) |
| Porto to Nort-sur-Erdre | 558.25 mi (898.42 km) |
| Porto to Notre-Dame-de-Gravenchon | 727.19 mi (1,170.31 km) |
| Porto to Noyon | 808.48 mi (1,301.13 km) |
| Porto to Obernai | 933.86 mi (1,502.91 km) |
