| Walthamstow to Montalegre | 767.37 mi (1,234.96 km) |
| Walthamstow to Montemor-o-Novo | 977.45 mi (1,573.06 km) |
| Walthamstow to Montemor-o-Velho | 890.70 mi (1,433.45 km) |
| Walthamstow to Montijo | 989.15 mi (1,591.89 km) |
| Walthamstow to Mortagua | 864.11 mi (1,390.64 km) |
| Walthamstow to Moura | 996.78 mi (1,604.16 km) |
| Walthamstow to Murtosa | 854.18 mi (1,374.67 km) |
| Walthamstow to Nazare | 934.77 mi (1,504.37 km) |
| Walthamstow to Nelas | 850.71 mi (1,369.08 km) |
| Walthamstow to Obidos | 951.99 mi (1,532.08 km) |
| Walthamstow to Odemira | 1,054.38 mi (1,696.86 km) |
| Walthamstow to Odivelas | 988.30 mi (1,590.51 km) |
| Walthamstow to Oeiras | 998.03 mi (1,606.18 km) |
| Walthamstow to Olhao | 1,076.12 mi (1,731.85 km) |
| Walthamstow to Oliveira de Azemeis | 843.95 mi (1,358.20 km) |
