| Loudoun Valley Estates to Montalegre | 3,569.48 mi (5,744.53 km) |
| Loudoun Valley Estates to Montemor-o-Novo | 3,633.33 mi (5,847.28 km) |
| Loudoun Valley Estates to Montemor-o-Velho | 3,569.32 mi (5,744.26 km) |
| Loudoun Valley Estates to Montijo | 3,598.62 mi (5,791.42 km) |
| Loudoun Valley Estates to Mortagua | 3,584.20 mi (5,768.22 km) |
| Loudoun Valley Estates to Moura | 3,685.79 mi (5,931.71 km) |
| Loudoun Valley Estates to Murtosa | 3,556.93 mi (5,724.32 km) |
| Loudoun Valley Estates to Nazare | 3,565.58 mi (5,738.25 km) |
| Loudoun Valley Estates to Nelas | 3,600.61 mi (5,794.62 km) |
| Loudoun Valley Estates to Obidos | 3,567.57 mi (5,741.46 km) |
| Loudoun Valley Estates to Odemira | 3,642.64 mi (5,862.26 km) |
| Loudoun Valley Estates to Odivelas | 3,581.85 mi (5,764.44 km) |
| Loudoun Valley Estates to Oeiras | 3,577.99 mi (5,758.22 km) |
| Loudoun Valley Estates to Olhao | 3,698.27 mi (5,951.79 km) |
| Loudoun Valley Estates to Oliveira de Azemeis | 3,561.83 mi (5,732.22 km) |
