| Cortona to Montemor-o-Novo | 1,098.41 mi (1,767.71 km) |
| Cortona to Montemor-o-Velho | 1,084.50 mi (1,745.34 km) |
| Cortona to Montijo | 1,131.39 mi (1,820.80 km) |
| Cortona to Mortagua | 1,056.30 mi (1,699.95 km) |
| Cortona to Moura | 1,075.34 mi (1,730.59 km) |
| Cortona to Murtosa | 1,070.40 mi (1,722.64 km) |
| Cortona to Nazare | 1,116.52 mi (1,796.86 km) |
| Cortona to Nelas | 1,035.35 mi (1,666.23 km) |
| Cortona to Obidos | 1,126.89 mi (1,813.55 km) |
| Cortona to Odemira | 1,150.01 mi (1,850.76 km) |
| Cortona to Odivelas | 1,142.44 mi (1,838.58 km) |
| Cortona to Oeiras | 1,152.10 mi (1,854.13 km) |
| Cortona to Olhao | 1,129.21 mi (1,817.28 km) |
| Cortona to Oliveira de Azemeis | 1,060.40 mi (1,706.54 km) |
| Cortona to Oliveira de Frades | 1,048.10 mi (1,686.76 km) |
