| South Charleston to Montalegre | 3,790.69 mi (6,100.52 km) |
| South Charleston to Montemor-o-Novo | 3,858.51 mi (6,209.67 km) |
| South Charleston to Montemor-o-Velho | 3,792.99 mi (6,104.23 km) |
| South Charleston to Montijo | 3,824.02 mi (6,154.16 km) |
| South Charleston to Mortagua | 3,807.38 mi (6,127.38 km) |
| South Charleston to Moura | 3,911.22 mi (6,294.50 km) |
| South Charleston to Murtosa | 3,779.89 mi (6,083.15 km) |
| South Charleston to Nazare | 3,790.05 mi (6,099.50 km) |
| South Charleston to Nelas | 3,823.53 mi (6,153.38 km) |
| South Charleston to Obidos | 3,792.34 mi (6,103.19 km) |
| South Charleston to Odemira | 3,869.01 mi (6,226.58 km) |
| South Charleston to Odivelas | 3,807.24 mi (6,127.15 km) |
| South Charleston to Oeiras | 3,803.53 mi (6,121.19 km) |
| South Charleston to Olhao | 3,924.89 mi (6,316.49 km) |
| South Charleston to Oliveira de Azemeis | 3,784.60 mi (6,090.73 km) |
