| Prelouc to Montemor-o-Novo | 1,404.38 mi (2,260.14 km) |
| Prelouc to Montemor-o-Velho | 1,356.02 mi (2,182.31 km) |
| Prelouc to Montijo | 1,430.47 mi (2,302.11 km) |
| Prelouc to Mortagua | 1,326.00 mi (2,133.99 km) |
| Prelouc to Moura | 1,398.01 mi (2,249.88 km) |
| Prelouc to Murtosa | 1,330.03 mi (2,140.48 km) |
| Prelouc to Nazare | 1,396.38 mi (2,247.26 km) |
| Prelouc to Nelas | 1,306.58 mi (2,102.73 km) |
| Prelouc to Obidos | 1,410.75 mi (2,270.39 km) |
| Prelouc to Odemira | 1,470.99 mi (2,367.34 km) |
| Prelouc to Odivelas | 1,436.99 mi (2,312.61 km) |
| Prelouc to Oeiras | 1,447.41 mi (2,329.38 km) |
| Prelouc to Olhao | 1,466.80 mi (2,360.59 km) |
| Prelouc to Oliveira de Azemeis | 1,318.98 mi (2,122.69 km) |
| Prelouc to Oliveira de Frades | 1,311.95 mi (2,111.38 km) |
