| Thorne to Montalegre | 873.06 mi (1,405.06 km) |
| Thorne to Montemor-o-Novo | 1,089.01 mi (1,752.60 km) |
| Thorne to Montemor-o-Velho | 996.38 mi (1,603.52 km) |
| Thorne to Montijo | 1,097.42 mi (1,766.12 km) |
| Thorne to Mortagua | 971.43 mi (1,563.37 km) |
| Thorne to Moura | 1,112.75 mi (1,790.80 km) |
| Thorne to Murtosa | 958.51 mi (1,542.57 km) |
| Thorne to Nazare | 1,039.99 mi (1,673.71 km) |
| Thorne to Nelas | 959.84 mi (1,544.71 km) |
| Thorne to Obidos | 1,057.38 mi (1,701.69 km) |
| Thorne to Odemira | 1,166.10 mi (1,876.66 km) |
| Thorne to Odivelas | 1,094.98 mi (1,762.20 km) |
| Thorne to Oeiras | 1,104.30 mi (1,777.21 km) |
| Thorne to Olhao | 1,192.16 mi (1,918.60 km) |
| Thorne to Oliveira de Azemeis | 948.82 mi (1,526.98 km) |
