| Darby to Montalegre | 3,433.25 mi (5,525.28 km) |
| Darby to Montemor-o-Novo | 3,497.79 mi (5,629.16 km) |
| Darby to Montemor-o-Velho | 3,433.42 mi (5,525.56 km) |
| Darby to Montijo | 3,463.15 mi (5,573.40 km) |
| Darby to Mortagua | 3,448.22 mi (5,549.37 km) |
| Darby to Moura | 3,550.33 mi (5,713.71 km) |
| Darby to Murtosa | 3,420.90 mi (5,505.41 km) |
| Darby to Nazare | 3,429.86 mi (5,519.82 km) |
| Darby to Nelas | 3,464.58 mi (5,575.71 km) |
| Darby to Obidos | 3,431.93 mi (5,523.15 km) |
| Darby to Odemira | 3,507.51 mi (5,644.80 km) |
| Darby to Odivelas | 3,446.38 mi (5,546.41 km) |
| Darby to Oeiras | 3,442.56 mi (5,540.27 km) |
| Darby to Olhao | 3,563.24 mi (5,734.49 km) |
| Darby to Oliveira de Azemeis | 3,425.78 mi (5,513.26 km) |
