| Eastham to Montalegre | 824.70 mi (1,327.23 km) |
| Eastham to Montemor-o-Novo | 1,043.34 mi (1,679.09 km) |
| Eastham to Montemor-o-Velho | 947.09 mi (1,524.20 km) |
| Eastham to Montijo | 1,049.32 mi (1,688.72 km) |
| Eastham to Mortagua | 923.44 mi (1,486.13 km) |
| Eastham to Moura | 1,070.38 mi (1,722.62 km) |
| Eastham to Murtosa | 908.57 mi (1,462.21 km) |
| Eastham to Nazare | 990.13 mi (1,593.46 km) |
| Eastham to Nelas | 913.19 mi (1,469.64 km) |
| Eastham to Obidos | 1,007.53 mi (1,621.46 km) |
| Eastham to Odemira | 1,120.16 mi (1,802.72 km) |
| Eastham to Odivelas | 1,045.79 mi (1,683.04 km) |
| Eastham to Oeiras | 1,054.79 mi (1,697.53 km) |
| Eastham to Olhao | 1,149.47 mi (1,849.89 km) |
| Eastham to Oliveira de Azemeis | 899.32 mi (1,447.31 km) |
