| Dearborn to Montalegre | 3,731.92 mi (6,005.94 km) |
| Dearborn to Montemor-o-Novo | 3,817.64 mi (6,143.89 km) |
| Dearborn to Montemor-o-Velho | 3,744.95 mi (6,026.91 km) |
| Dearborn to Montijo | 3,784.42 mi (6,090.43 km) |
| Dearborn to Mortagua | 3,756.99 mi (6,046.29 km) |
| Dearborn to Moura | 3,871.43 mi (6,230.46 km) |
| Dearborn to Murtosa | 3,728.67 mi (6,000.72 km) |
| Dearborn to Nazare | 3,745.86 mi (6,028.38 km) |
| Dearborn to Nelas | 3,771.92 mi (6,070.33 km) |
| Dearborn to Obidos | 3,749.65 mi (6,034.48 km) |
| Dearborn to Odemira | 3,834.71 mi (6,171.37 km) |
| Dearborn to Odivelas | 3,767.65 mi (6,063.45 km) |
| Dearborn to Oeiras | 3,764.82 mi (6,058.89 km) |
| Dearborn to Olhao | 3,891.75 mi (6,263.17 km) |
| Dearborn to Oliveira de Azemeis | 3,732.49 mi (6,006.87 km) |
