| Washington Court House to Montalegre | 3,831.49 mi (6,166.19 km) |
| Washington Court House to Montemor-o-Novo | 3,906.67 mi (6,287.17 km) |
| Washington Court House to Montemor-o-Velho | 3,838.20 mi (6,176.98 km) |
| Washington Court House to Montijo | 3,872.65 mi (6,232.43 km) |
| Washington Court House to Mortagua | 3,851.64 mi (6,198.62 km) |
| Washington Court House to Moura | 3,959.86 mi (6,372.78 km) |
| Washington Court House to Murtosa | 3,823.79 mi (6,153.80 km) |
| Washington Court House to Nazare | 3,836.81 mi (6,174.75 km) |
| Washington Court House to Nelas | 3,867.31 mi (6,223.84 km) |
| Washington Court House to Obidos | 3,839.71 mi (6,179.42 km) |
| Washington Court House to Odemira | 3,919.80 mi (6,308.30 km) |
| Washington Court House to Odivelas | 3,855.86 mi (6,205.41 km) |
| Washington Court House to Oeiras | 3,852.50 mi (6,200.00 km) |
| Washington Court House to Olhao | 3,976.18 mi (6,399.04 km) |
| Washington Court House to Oliveira de Azemeis | 3,828.14 mi (6,160.80 km) |
