| Siechnice to Montemor-o-Novo | 1,496.85 mi (2,408.94 km) |
| Siechnice to Montemor-o-Velho | 1,446.02 mi (2,327.14 km) |
| Siechnice to Montijo | 1,522.30 mi (2,449.91 km) |
| Siechnice to Mortagua | 1,416.01 mi (2,278.84 km) |
| Siechnice to Moura | 1,491.67 mi (2,400.61 km) |
| Siechnice to Murtosa | 1,419.17 mi (2,283.93 km) |
| Siechnice to Nazare | 1,486.85 mi (2,392.86 km) |
| Siechnice to Nelas | 1,396.82 mi (2,247.97 km) |
| Siechnice to Obidos | 1,501.48 mi (2,416.40 km) |
| Siechnice to Odemira | 1,564.29 mi (2,517.48 km) |
| Siechnice to Odivelas | 1,528.45 mi (2,459.80 km) |
| Siechnice to Oeiras | 1,538.89 mi (2,476.60 km) |
| Siechnice to Olhao | 1,561.22 mi (2,512.54 km) |
| Siechnice to Oliveira de Azemeis | 1,408.09 mi (2,266.11 km) |
| Siechnice to Oliveira de Frades | 1,401.56 mi (2,255.59 km) |
