| Chateaudun to Montemor-o-Novo | 807.40 mi (1,299.38 km) |
| Chateaudun to Montemor-o-Velho | 737.24 mi (1,186.47 km) |
| Chateaudun to Montijo | 826.16 mi (1,329.57 km) |
| Chateaudun to Mortagua | 708.03 mi (1,139.46 km) |
| Chateaudun to Moura | 816.09 mi (1,313.37 km) |
| Chateaudun to Murtosa | 705.48 mi (1,135.36 km) |
| Chateaudun to Nazare | 780.54 mi (1,256.16 km) |
| Chateaudun to Nelas | 691.02 mi (1,112.09 km) |
| Chateaudun to Obidos | 796.73 mi (1,282.21 km) |
| Chateaudun to Odemira | 881.77 mi (1,419.07 km) |
| Chateaudun to Odivelas | 828.88 mi (1,333.95 km) |
| Chateaudun to Oeiras | 839.20 mi (1,350.56 km) |
| Chateaudun to Olhao | 893.33 mi (1,437.68 km) |
| Chateaudun to Oliveira de Azemeis | 694.49 mi (1,117.68 km) |
| Chateaudun to Oliveira de Frades | 691.17 mi (1,112.33 km) |
