| Nittedal to Montemor-o-Novo | 1,697.34 mi (2,731.60 km) |
| Nittedal to Montemor-o-Velho | 1,611.75 mi (2,593.85 km) |
| Nittedal to Montijo | 1,709.89 mi (2,751.80 km) |
| Nittedal to Mortagua | 1,585.06 mi (2,550.91 km) |
| Nittedal to Moura | 1,714.41 mi (2,759.07 km) |
| Nittedal to Murtosa | 1,575.20 mi (2,535.05 km) |
| Nittedal to Nazare | 1,655.82 mi (2,664.78 km) |
| Nittedal to Nelas | 1,571.43 mi (2,528.98 km) |
| Nittedal to Obidos | 1,673.03 mi (2,692.49 km) |
| Nittedal to Odemira | 1,774.05 mi (2,855.05 km) |
| Nittedal to Odivelas | 1,709.25 mi (2,750.78 km) |
| Nittedal to Oeiras | 1,719.02 mi (2,766.49 km) |
| Nittedal to Olhao | 1,793.41 mi (2,886.21 km) |
| Nittedal to Oliveira de Azemeis | 1,564.99 mi (2,518.61 km) |
| Nittedal to Oliveira de Frades | 1,566.20 mi (2,520.55 km) |
