| Box Elder to Montalegre | 4,525.03 mi (7,282.33 km) |
| Box Elder to Montemor-o-Novo | 4,644.52 mi (7,474.62 km) |
| Box Elder to Montemor-o-Velho | 4,559.49 mi (7,337.78 km) |
| Box Elder to Montijo | 4,614.41 mi (7,426.17 km) |
| Box Elder to Mortagua | 4,566.60 mi (7,349.23 km) |
| Box Elder to Moura | 4,699.26 mi (7,562.72 km) |
| Box Elder to Murtosa | 4,537.28 mi (7,302.04 km) |
| Box Elder to Nazare | 4,567.89 mi (7,351.31 km) |
| Box Elder to Nelas | 4,578.76 mi (7,368.80 km) |
| Box Elder to Obidos | 4,574.48 mi (7,361.91 km) |
| Box Elder to Odemira | 4,673.55 mi (7,521.35 km) |
| Box Elder to Odivelas | 4,598.02 mi (7,399.80 km) |
| Box Elder to Oeiras | 4,596.87 mi (7,397.95 km) |
| Box Elder to Olhao | 4,731.64 mi (7,614.84 km) |
| Box Elder to Oliveira de Azemeis | 4,539.22 mi (7,305.17 km) |
