| Ostercappeln to Montemor-o-Novo | 1,231.25 mi (1,981.50 km) |
| Ostercappeln to Montemor-o-Velho | 1,161.32 mi (1,868.96 km) |
| Ostercappeln to Montijo | 1,250.46 mi (2,012.42 km) |
| Ostercappeln to Mortagua | 1,132.22 mi (1,822.12 km) |
| Ostercappeln to Moura | 1,238.16 mi (1,992.63 km) |
| Ostercappeln to Murtosa | 1,129.04 mi (1,817.01 km) |
| Ostercappeln to Nazare | 1,204.74 mi (1,938.84 km) |
| Ostercappeln to Nelas | 1,115.34 mi (1,794.97 km) |
| Ostercappeln to Obidos | 1,220.99 mi (1,965.00 km) |
| Ostercappeln to Odemira | 1,305.09 mi (2,100.34 km) |
| Ostercappeln to Odivelas | 1,253.24 mi (2,016.90 km) |
| Ostercappeln to Oeiras | 1,263.56 mi (2,033.51 km) |
| Ostercappeln to Olhao | 1,314.45 mi (2,115.40 km) |
| Ostercappeln to Oliveira de Azemeis | 1,118.09 mi (1,799.40 km) |
| Ostercappeln to Oliveira de Frades | 1,115.19 mi (1,794.73 km) |
