| Morton Grove to Montalegre | 3,947.50 mi (6,352.89 km) |
| Morton Grove to Montemor-o-Novo | 4,038.56 mi (6,499.43 km) |
| Morton Grove to Montemor-o-Velho | 3,963.89 mi (6,379.26 km) |
| Morton Grove to Montijo | 4,005.74 mi (6,446.61 km) |
| Morton Grove to Mortagua | 3,975.20 mi (6,397.47 km) |
| Morton Grove to Moura | 4,092.58 mi (6,586.37 km) |
| Morton Grove to Murtosa | 3,946.68 mi (6,351.56 km) |
| Morton Grove to Nazare | 3,965.93 mi (6,382.55 km) |
| Morton Grove to Nelas | 3,989.74 mi (6,420.87 km) |
| Morton Grove to Obidos | 3,970.15 mi (6,389.33 km) |
| Morton Grove to Odemira | 4,057.38 mi (6,529.73 km) |
| Morton Grove to Odivelas | 3,989.00 mi (6,419.67 km) |
| Morton Grove to Oeiras | 3,986.40 mi (6,415.50 km) |
| Morton Grove to Olhao | 4,114.66 mi (6,621.91 km) |
| Morton Grove to Oliveira de Azemeis | 3,950.21 mi (6,357.25 km) |
