| Monkseaton to Montalegre | 957.46 mi (1,540.89 km) |
| Monkseaton to Montemor-o-Novo | 1,175.47 mi (1,891.73 km) |
| Monkseaton to Montemor-o-Velho | 1,080.15 mi (1,738.33 km) |
| Monkseaton to Montijo | 1,182.13 mi (1,902.46 km) |
| Monkseaton to Mortagua | 1,056.16 mi (1,699.73 km) |
| Monkseaton to Moura | 1,201.40 mi (1,933.46 km) |
| Monkseaton to Murtosa | 1,041.76 mi (1,676.54 km) |
| Monkseaton to Nazare | 1,123.33 mi (1,807.83 km) |
| Monkseaton to Nelas | 1,045.54 mi (1,682.63 km) |
| Monkseaton to Obidos | 1,140.74 mi (1,835.84 km) |
| Monkseaton to Odemira | 1,252.40 mi (2,015.55 km) |
| Monkseaton to Odivelas | 1,178.86 mi (1,897.20 km) |
| Monkseaton to Oeiras | 1,187.94 mi (1,911.81 km) |
| Monkseaton to Olhao | 1,280.64 mi (2,060.99 km) |
| Monkseaton to Oliveira de Azemeis | 1,032.40 mi (1,661.49 km) |
