| Trebur to Alfena | 1,011.44 mi (1,627.76 km) |
| Trebur to Alijo | 969.59 mi (1,560.41 km) |
| Trebur to Aljustrel | 1,164.95 mi (1,874.81 km) |
| Trebur to Almada | 1,160.12 mi (1,867.03 km) |
| Trebur to Almargem | 1,155.73 mi (1,859.96 km) |
| Trebur to Almeirim | 1,113.98 mi (1,792.78 km) |
| Trebur to Amadora | 1,160.14 mi (1,867.07 km) |
| Trebur to Amarante | 992.51 mi (1,597.29 km) |
| Trebur to Amares | 986.62 mi (1,587.81 km) |
| Trebur to Amora | 1,161.45 mi (1,869.17 km) |
| Trebur to Anadia | 1,046.06 mi (1,683.46 km) |
| Trebur to Angra do Heroismo | 1,903.30 mi (3,063.06 km) |
| Trebur to Ansiao | 1,071.33 mi (1,724.15 km) |
| Trebur to Anta | 1,026.02 mi (1,651.22 km) |
| Trebur to Arcos de Valdevez | 979.53 mi (1,576.41 km) |
