| Trebur to Montemor-o-Novo | 1,127.95 mi (1,815.26 km) |
| Trebur to Montemor-o-Velho | 1,068.37 mi (1,719.38 km) |
| Trebur to Montijo | 1,150.62 mi (1,851.75 km) |
| Trebur to Mortagua | 1,038.56 mi (1,671.40 km) |
| Trebur to Moura | 1,128.77 mi (1,816.58 km) |
| Trebur to Murtosa | 1,039.25 mi (1,672.51 km) |
| Trebur to Nazare | 1,110.49 mi (1,787.16 km) |
| Trebur to Nelas | 1,020.21 mi (1,641.87 km) |
| Trebur to Obidos | 1,125.88 mi (1,811.92 km) |
| Trebur to Odemira | 1,198.92 mi (1,929.47 km) |
| Trebur to Odivelas | 1,155.29 mi (1,859.25 km) |
| Trebur to Oeiras | 1,165.73 mi (1,876.05 km) |
| Trebur to Olhao | 1,202.31 mi (1,934.93 km) |
| Trebur to Oliveira de Azemeis | 1,028.17 mi (1,654.67 km) |
| Trebur to Oliveira de Frades | 1,023.00 mi (1,646.36 km) |
