| Sin-le-Noble to Montemor-o-Novo | 980.76 mi (1,578.38 km) |
| Sin-le-Noble to Montemor-o-Velho | 906.25 mi (1,458.47 km) |
| Sin-le-Noble to Montijo | 998.03 mi (1,606.18 km) |
| Sin-le-Noble to Mortagua | 877.57 mi (1,412.31 km) |
| Sin-le-Noble to Moura | 991.44 mi (1,595.58 km) |
| Sin-le-Noble to Murtosa | 872.94 mi (1,404.86 km) |
| Sin-le-Noble to Nazare | 950.01 mi (1,528.89 km) |
| Sin-le-Noble to Nelas | 861.41 mi (1,386.31 km) |
| Sin-le-Noble to Obidos | 966.55 mi (1,555.51 km) |
| Sin-le-Noble to Odemira | 1,055.88 mi (1,699.27 km) |
| Sin-le-Noble to Odivelas | 999.91 mi (1,609.20 km) |
| Sin-le-Noble to Oeiras | 1,010.13 mi (1,625.65 km) |
| Sin-le-Noble to Olhao | 1,069.17 mi (1,720.66 km) |
| Sin-le-Noble to Oliveira de Azemeis | 862.09 mi (1,387.41 km) |
| Sin-le-Noble to Oliveira de Frades | 860.04 mi (1,384.11 km) |
