| Madison Heights to Montalegre | 3,720.85 mi (5,988.14 km) |
| Madison Heights to Montemor-o-Novo | 3,807.19 mi (6,127.08 km) |
| Madison Heights to Montemor-o-Velho | 3,734.25 mi (6,009.70 km) |
| Madison Heights to Montijo | 3,774.02 mi (6,073.70 km) |
| Madison Heights to Mortagua | 3,746.21 mi (6,028.94 km) |
| Madison Heights to Moura | 3,861.01 mi (6,213.70 km) |
| Madison Heights to Murtosa | 3,717.87 mi (5,983.33 km) |
| Madison Heights to Nazare | 3,735.30 mi (6,011.39 km) |
| Madison Heights to Nelas | 3,761.10 mi (6,052.91 km) |
| Madison Heights to Obidos | 3,739.15 mi (6,017.57 km) |
| Madison Heights to Odemira | 3,824.50 mi (6,154.93 km) |
| Madison Heights to Odivelas | 3,757.26 mi (6,046.73 km) |
| Madison Heights to Oeiras | 3,754.45 mi (6,042.21 km) |
| Madison Heights to Olhao | 3,881.58 mi (6,246.79 km) |
| Madison Heights to Oliveira de Azemeis | 3,721.66 mi (5,989.43 km) |
