| Preili to Montemor-o-Novo | 2,001.82 mi (3,221.62 km) |
| Preili to Montemor-o-Velho | 1,940.63 mi (3,123.15 km) |
| Preili to Montijo | 2,024.35 mi (3,257.88 km) |
| Preili to Mortagua | 1,910.98 mi (3,075.42 km) |
| Preili to Moura | 2,001.99 mi (3,221.90 km) |
| Preili to Murtosa | 1,910.39 mi (3,074.47 km) |
| Preili to Nazare | 1,983.18 mi (3,191.62 km) |
| Preili to Nelas | 1,892.99 mi (3,046.47 km) |
| Preili to Obidos | 1,998.80 mi (3,216.76 km) |
| Preili to Odemira | 2,072.59 mi (3,335.52 km) |
| Preili to Odivelas | 2,028.79 mi (3,265.02 km) |
| Preili to Oeiras | 2,039.22 mi (3,281.80 km) |
| Preili to Olhao | 2,074.65 mi (3,338.82 km) |
| Preili to Oliveira de Azemeis | 1,899.33 mi (3,056.68 km) |
| Preili to Oliveira de Frades | 1,894.95 mi (3,049.62 km) |
