| Parvomay to Montemor-o-Novo | 1,764.48 mi (2,839.66 km) |
| Parvomay to Montemor-o-Velho | 1,757.62 mi (2,828.61 km) |
| Parvomay to Montijo | 1,798.71 mi (2,894.74 km) |
| Parvomay to Mortagua | 1,729.90 mi (2,784.00 km) |
| Parvomay to Moura | 1,736.84 mi (2,795.18 km) |
| Parvomay to Murtosa | 1,744.97 mi (2,808.26 km) |
| Parvomay to Nazare | 1,788.03 mi (2,877.56 km) |
| Parvomay to Nelas | 1,708.95 mi (2,750.29 km) |
| Parvomay to Obidos | 1,797.56 mi (2,892.90 km) |
| Parvomay to Odemira | 1,810.51 mi (2,913.73 km) |
| Parvomay to Odivelas | 1,810.67 mi (2,913.99 km) |
| Parvomay to Oeiras | 1,820.02 mi (2,929.03 km) |
| Parvomay to Olhao | 1,783.78 mi (2,870.71 km) |
| Parvomay to Oliveira de Azemeis | 1,735.13 mi (2,792.42 km) |
| Parvomay to Oliveira de Frades | 1,722.43 mi (2,771.98 km) |
