| Broxbourne to Montalegre | 777.12 mi (1,250.66 km) |
| Broxbourne to Montemor-o-Novo | 987.64 mi (1,589.45 km) |
| Broxbourne to Montemor-o-Velho | 900.50 mi (1,449.22 km) |
| Broxbourne to Montijo | 999.14 mi (1,607.96 km) |
| Broxbourne to Mortagua | 874.00 mi (1,406.57 km) |
| Broxbourne to Moura | 1,007.22 mi (1,620.96 km) |
| Broxbourne to Murtosa | 863.88 mi (1,390.28 km) |
| Broxbourne to Nazare | 944.56 mi (1,520.12 km) |
| Broxbourne to Nelas | 860.71 mi (1,385.17 km) |
| Broxbourne to Obidos | 961.79 mi (1,547.86 km) |
| Broxbourne to Odemira | 1,064.59 mi (1,713.28 km) |
| Broxbourne to Odivelas | 998.19 mi (1,606.43 km) |
| Broxbourne to Oeiras | 1,007.90 mi (1,622.06 km) |
| Broxbourne to Olhao | 1,086.58 mi (1,748.68 km) |
| Broxbourne to Oliveira de Azemeis | 853.68 mi (1,373.87 km) |
