| Napa to Montalegre | 5,539.51 mi (8,914.98 km) |
| Napa to Montemor-o-Novo | 5,674.53 mi (9,132.28 km) |
| Napa to Montemor-o-Velho | 5,584.37 mi (8,987.17 km) |
| Napa to Montijo | 5,646.20 mi (9,086.68 km) |
| Napa to Mortagua | 5,588.96 mi (8,994.56 km) |
| Napa to Moura | 5,729.20 mi (9,220.26 km) |
| Napa to Murtosa | 5,559.47 mi (8,947.10 km) |
| Napa to Nazare | 5,596.33 mi (9,006.43 km) |
| Napa to Nelas | 5,599.58 mi (9,011.66 km) |
| Napa to Obidos | 5,604.20 mi (9,019.09 km) |
| Napa to Odemira | 5,708.97 mi (9,187.70 km) |
| Napa to Odivelas | 5,630.15 mi (9,060.86 km) |
| Napa to Oeiras | 5,629.81 mi (9,060.31 km) |
| Napa to Olhao | 5,767.05 mi (9,281.17 km) |
| Napa to Oliveira de Azemeis | 5,560.45 mi (8,948.68 km) |
