| Duchcov to Montemor-o-Novo | 1,350.87 mi (2,174.02 km) |
| Duchcov to Montemor-o-Velho | 1,297.56 mi (2,088.22 km) |
| Duchcov to Montijo | 1,375.56 mi (2,213.76 km) |
| Duchcov to Mortagua | 1,267.58 mi (2,039.97 km) |
| Duchcov to Moura | 1,347.42 mi (2,168.47 km) |
| Duchcov to Murtosa | 1,270.08 mi (2,044.00 km) |
| Duchcov to Nazare | 1,338.78 mi (2,154.55 km) |
| Duchcov to Nelas | 1,248.61 mi (2,009.44 km) |
| Duchcov to Obidos | 1,353.62 mi (2,178.45 km) |
| Duchcov to Odemira | 1,419.41 mi (2,284.32 km) |
| Duchcov to Odivelas | 1,381.30 mi (2,222.98 km) |
| Duchcov to Oeiras | 1,391.74 mi (2,239.79 km) |
| Duchcov to Olhao | 1,418.24 mi (2,282.44 km) |
| Duchcov to Oliveira de Azemeis | 1,259.00 mi (2,026.17 km) |
| Duchcov to Oliveira de Frades | 1,252.82 mi (2,016.22 km) |
