| Erquelinnes to Montemor-o-Novo | 1,006.65 mi (1,620.05 km) |
| Erquelinnes to Montemor-o-Velho | 935.09 mi (1,504.88 km) |
| Erquelinnes to Montijo | 1,025.09 mi (1,649.73 km) |
| Erquelinnes to Mortagua | 906.09 mi (1,458.21 km) |
| Erquelinnes to Moura | 1,015.31 mi (1,633.99 km) |
| Erquelinnes to Murtosa | 902.58 mi (1,452.56 km) |
| Erquelinnes to Nazare | 978.61 mi (1,574.91 km) |
| Erquelinnes to Nelas | 889.41 mi (1,431.37 km) |
| Erquelinnes to Obidos | 994.95 mi (1,601.21 km) |
| Erquelinnes to Odemira | 1,081.09 mi (1,739.85 km) |
| Erquelinnes to Odivelas | 1,027.56 mi (1,653.69 km) |
| Erquelinnes to Oeiras | 1,037.85 mi (1,670.25 km) |
| Erquelinnes to Olhao | 1,092.38 mi (1,758.01 km) |
| Erquelinnes to Oliveira de Azemeis | 891.65 mi (1,434.98 km) |
| Erquelinnes to Oliveira de Frades | 888.93 mi (1,430.60 km) |
