| Trecastagni to Montemor-o-Novo | 1,264.90 mi (2,035.65 km) |
| Trecastagni to Montemor-o-Velho | 1,286.28 mi (2,070.06 km) |
| Trecastagni to Montijo | 1,301.49 mi (2,094.55 km) |
| Trecastagni to Mortagua | 1,262.81 mi (2,032.30 km) |
| Trecastagni to Moura | 1,226.44 mi (1,973.76 km) |
| Trecastagni to Murtosa | 1,284.38 mi (2,067.01 km) |
| Trecastagni to Nazare | 1,307.11 mi (2,103.59 km) |
| Trecastagni to Nelas | 1,242.83 mi (2,000.14 km) |
| Trecastagni to Obidos | 1,312.57 mi (2,112.38 km) |
| Trecastagni to Odemira | 1,294.81 mi (2,083.79 km) |
| Trecastagni to Odivelas | 1,315.99 mi (2,117.88 km) |
| Trecastagni to Oeiras | 1,323.90 mi (2,130.61 km) |
| Trecastagni to Olhao | 1,257.13 mi (2,023.16 km) |
| Trecastagni to Oliveira de Azemeis | 1,276.38 mi (2,054.13 km) |
| Trecastagni to Oliveira de Frades | 1,260.79 mi (2,029.04 km) |
