| Ottendorf-Okrilla to Montemor-o-Novo | 1,373.67 mi (2,210.71 km) |
| Ottendorf-Okrilla to Montemor-o-Velho | 1,317.97 mi (2,121.07 km) |
| Ottendorf-Okrilla to Montijo | 1,397.68 mi (2,249.35 km) |
| Ottendorf-Okrilla to Mortagua | 1,288.05 mi (2,072.92 km) |
| Ottendorf-Okrilla to Moura | 1,371.54 mi (2,207.28 km) |
| Ottendorf-Okrilla to Murtosa | 1,289.75 mi (2,075.65 km) |
| Ottendorf-Okrilla to Nazare | 1,359.59 mi (2,188.05 km) |
| Ottendorf-Okrilla to Nelas | 1,269.33 mi (2,042.79 km) |
| Ottendorf-Okrilla to Obidos | 1,374.66 mi (2,212.31 km) |
| Ottendorf-Okrilla to Odemira | 1,443.03 mi (2,322.33 km) |
| Ottendorf-Okrilla to Odivelas | 1,403.02 mi (2,257.95 km) |
| Ottendorf-Okrilla to Oeiras | 1,413.47 mi (2,274.76 km) |
| Ottendorf-Okrilla to Olhao | 1,443.17 mi (2,322.56 km) |
| Ottendorf-Okrilla to Oliveira de Azemeis | 1,278.66 mi (2,057.81 km) |
| Ottendorf-Okrilla to Oliveira de Frades | 1,272.94 mi (2,048.60 km) |
