| Rainham to Montalegre | 769.14 mi (1,237.81 km) |
| Rainham to Montemor-o-Novo | 976.67 mi (1,571.80 km) |
| Rainham to Montemor-o-Velho | 892.13 mi (1,435.74 km) |
| Rainham to Montijo | 989.49 mi (1,592.43 km) |
| Rainham to Mortagua | 865.05 mi (1,392.16 km) |
| Rainham to Moura | 994.35 mi (1,600.25 km) |
| Rainham to Murtosa | 856.14 mi (1,377.83 km) |
| Rainham to Nazare | 936.24 mi (1,506.73 km) |
| Rainham to Nelas | 851.06 mi (1,369.65 km) |
| Rainham to Obidos | 953.36 mi (1,534.29 km) |
| Rainham to Odemira | 1,053.39 mi (1,695.27 km) |
| Rainham to Odivelas | 989.17 mi (1,591.92 km) |
| Rainham to Oeiras | 999.02 mi (1,607.77 km) |
| Rainham to Olhao | 1,073.53 mi (1,727.67 km) |
| Rainham to Oliveira de Azemeis | 845.76 mi (1,361.12 km) |
