| West Allis to Montalegre | 3,926.04 mi (6,318.35 km) |
| West Allis to Montemor-o-Novo | 4,020.97 mi (6,471.13 km) |
| West Allis to Montemor-o-Velho | 3,944.80 mi (6,348.55 km) |
| West Allis to Montijo | 3,988.49 mi (6,418.85 km) |
| West Allis to Mortagua | 3,955.57 mi (6,365.88 km) |
| West Allis to Moura | 4,075.15 mi (6,558.33 km) |
| West Allis to Murtosa | 3,926.91 mi (6,319.74 km) |
| West Allis to Nazare | 3,947.71 mi (6,353.22 km) |
| West Allis to Nelas | 3,969.82 mi (6,388.80 km) |
| West Allis to Obidos | 3,952.25 mi (6,360.54 km) |
| West Allis to Odemira | 4,041.25 mi (6,503.76 km) |
| West Allis to Odivelas | 3,971.78 mi (6,391.96 km) |
| West Allis to Oeiras | 3,969.38 mi (6,388.10 km) |
| West Allis to Olhao | 4,098.71 mi (6,596.23 km) |
| West Allis to Oliveira de Azemeis | 3,930.24 mi (6,325.11 km) |
