| Monroeville to Montalegre | 3,631.13 mi (5,843.74 km) |
| Monroeville to Montemor-o-Novo | 3,704.39 mi (5,961.64 km) |
| Monroeville to Montemor-o-Velho | 3,636.59 mi (5,852.52 km) |
| Monroeville to Montijo | 3,670.27 mi (5,906.73 km) |
| Monroeville to Mortagua | 3,650.28 mi (5,874.55 km) |
| Monroeville to Moura | 3,757.49 mi (6,047.09 km) |
| Monroeville to Murtosa | 3,622.52 mi (5,829.88 km) |
| Monroeville to Nazare | 3,634.83 mi (5,849.69 km) |
| Monroeville to Nelas | 3,666.08 mi (5,899.99 km) |
| Monroeville to Obidos | 3,637.59 mi (5,854.14 km) |
| Monroeville to Odemira | 3,717.03 mi (5,981.98 km) |
| Monroeville to Odivelas | 3,653.48 mi (5,879.71 km) |
| Monroeville to Oeiras | 3,650.05 mi (5,874.19 km) |
| Monroeville to Olhao | 3,773.33 mi (6,072.59 km) |
| Monroeville to Oliveira de Azemeis | 3,626.97 mi (5,837.05 km) |
