| Leopoldsburg to Montemor-o-Novo | 1,081.27 mi (1,740.14 km) |
| Leopoldsburg to Montemor-o-Velho | 1,009.43 mi (1,624.52 km) |
| Leopoldsburg to Montijo | 1,099.66 mi (1,769.74 km) |
| Leopoldsburg to Mortagua | 980.48 mi (1,577.93 km) |
| Leopoldsburg to Moura | 1,089.85 mi (1,753.94 km) |
| Leopoldsburg to Murtosa | 976.75 mi (1,571.93 km) |
| Leopoldsburg to Nazare | 1,052.99 mi (1,694.63 km) |
| Leopoldsburg to Nelas | 963.88 mi (1,551.22 km) |
| Leopoldsburg to Obidos | 1,069.37 mi (1,720.98 km) |
| Leopoldsburg to Odemira | 1,155.71 mi (1,859.93 km) |
| Leopoldsburg to Odivelas | 1,102.07 mi (1,773.62 km) |
| Leopoldsburg to Oeiras | 1,112.36 mi (1,790.16 km) |
| Leopoldsburg to Olhao | 1,166.84 mi (1,877.85 km) |
| Leopoldsburg to Oliveira de Azemeis | 965.84 mi (1,554.37 km) |
| Leopoldsburg to Oliveira de Frades | 963.26 mi (1,550.21 km) |
