| Oosterzele to Montemor-o-Novo | 1,031.21 mi (1,659.58 km) |
| Oosterzele to Montemor-o-Velho | 956.37 mi (1,539.13 km) |
| Oosterzele to Montijo | 1,048.39 mi (1,687.22 km) |
| Oosterzele to Mortagua | 927.75 mi (1,493.06 km) |
| Oosterzele to Moura | 1,041.93 mi (1,676.83 km) |
| Oosterzele to Murtosa | 922.91 mi (1,485.27 km) |
| Oosterzele to Nazare | 1,000.16 mi (1,609.60 km) |
| Oosterzele to Nelas | 911.67 mi (1,467.18 km) |
| Oosterzele to Obidos | 1,016.73 mi (1,636.28 km) |
| Oosterzele to Odemira | 1,106.36 mi (1,780.51 km) |
| Oosterzele to Odivelas | 1,050.20 mi (1,690.13 km) |
| Oosterzele to Oeiras | 1,060.41 mi (1,706.56 km) |
| Oosterzele to Olhao | 1,119.64 mi (1,801.89 km) |
| Oosterzele to Oliveira de Azemeis | 912.08 mi (1,467.85 km) |
| Oosterzele to Oliveira de Frades | 910.16 mi (1,464.76 km) |
