| Sandusky to Montalegre | 3,735.83 mi (6,012.23 km) |
| Sandusky to Montemor-o-Novo | 3,817.42 mi (6,143.54 km) |
| Sandusky to Montemor-o-Velho | 3,746.35 mi (6,029.17 km) |
| Sandusky to Montijo | 3,783.88 mi (6,089.57 km) |
| Sandusky to Mortagua | 3,758.95 mi (6,049.44 km) |
| Sandusky to Moura | 3,871.00 mi (6,229.77 km) |
| Sandusky to Murtosa | 3,730.81 mi (6,004.16 km) |
| Sandusky to Nazare | 3,746.37 mi (6,029.19 km) |
| Sandusky to Nelas | 3,774.18 mi (6,073.96 km) |
| Sandusky to Obidos | 3,749.81 mi (6,034.74 km) |
| Sandusky to Odemira | 3,832.98 mi (6,168.59 km) |
| Sandusky to Odivelas | 3,767.10 mi (6,062.57 km) |
| Sandusky to Oeiras | 3,764.06 mi (6,057.67 km) |
| Sandusky to Olhao | 3,889.79 mi (6,260.01 km) |
| Sandusky to Oliveira de Azemeis | 3,734.84 mi (6,010.64 km) |
