| Thorne to Arcos de Valdevez | 882.33 mi (1,419.97 km) |
| Thorne to Arcozelo | 937.63 mi (1,508.98 km) |
| Thorne to Arganil | 982.74 mi (1,581.56 km) |
| Thorne to Arouca | 938.80 mi (1,510.85 km) |
| Thorne to Arruda dos Vinhos | 1,080.41 mi (1,738.76 km) |
| Thorne to Aveiro | 965.32 mi (1,553.53 km) |
| Thorne to Aver-o-Mar | 917.35 mi (1,476.34 km) |
| Thorne to Aves | 906.69 mi (1,459.17 km) |
| Thorne to Azambuja | 1,071.63 mi (1,724.62 km) |
| Thorne to Baiao | 920.03 mi (1,480.65 km) |
| Thorne to Barcelos | 907.30 mi (1,460.15 km) |
| Thorne to Barreiro | 1,101.23 mi (1,772.26 km) |
| Thorne to Batalha | 1,032.20 mi (1,661.17 km) |
| Thorne to Beja | 1,125.30 mi (1,810.99 km) |
| Thorne to Belas | 1,097.50 mi (1,766.26 km) |
