| Chioggia to Montemor-o-Novo | 1,142.95 mi (1,839.39 km) |
| Chioggia to Montemor-o-Velho | 1,116.54 mi (1,796.89 km) |
| Chioggia to Montijo | 1,173.83 mi (1,889.09 km) |
| Chioggia to Mortagua | 1,087.29 mi (1,749.82 km) |
| Chioggia to Moura | 1,125.75 mi (1,811.72 km) |
| Chioggia to Murtosa | 1,098.07 mi (1,767.18 km) |
| Chioggia to Nazare | 1,151.92 mi (1,853.84 km) |
| Chioggia to Nelas | 1,066.56 mi (1,716.46 km) |
| Chioggia to Obidos | 1,163.84 mi (1,873.02 km) |
| Chioggia to Odemira | 1,200.62 mi (1,932.21 km) |
| Chioggia to Odivelas | 1,183.38 mi (1,904.47 km) |
| Chioggia to Oeiras | 1,193.43 mi (1,920.63 km) |
| Chioggia to Olhao | 1,185.78 mi (1,908.33 km) |
| Chioggia to Oliveira de Azemeis | 1,087.56 mi (1,750.25 km) |
| Chioggia to Oliveira de Frades | 1,076.91 mi (1,733.12 km) |
