| Ancona to Montemor-o-Novo | 1,177.97 mi (1,895.76 km) |
| Ancona to Montemor-o-Velho | 1,162.73 mi (1,871.23 km) |
| Ancona to Montijo | 1,210.80 mi (1,948.59 km) |
| Ancona to Mortagua | 1,134.35 mi (1,825.56 km) |
| Ancona to Moura | 1,155.28 mi (1,859.25 km) |
| Ancona to Murtosa | 1,147.98 mi (1,847.50 km) |
| Ancona to Nazare | 1,195.19 mi (1,923.47 km) |
| Ancona to Nelas | 1,113.42 mi (1,791.87 km) |
| Ancona to Obidos | 1,205.74 mi (1,940.46 km) |
| Ancona to Odemira | 1,229.99 mi (1,979.47 km) |
| Ancona to Odivelas | 1,221.72 mi (1,966.16 km) |
| Ancona to Oeiras | 1,231.42 mi (1,981.77 km) |
| Ancona to Olhao | 1,209.39 mi (1,946.32 km) |
| Ancona to Oliveira de Azemeis | 1,137.90 mi (1,831.27 km) |
| Ancona to Oliveira de Frades | 1,125.84 mi (1,811.87 km) |
