| Fort Thomas to Arcos de Valdevez | 3,864.69 mi (6,219.62 km) |
| Fort Thomas to Arcozelo | 3,877.23 mi (6,239.79 km) |
| Fort Thomas to Arganil | 3,929.74 mi (6,324.31 km) |
| Fort Thomas to Arouca | 3,899.43 mi (6,275.52 km) |
| Fort Thomas to Arruda dos Vinhos | 3,918.46 mi (6,306.16 km) |
| Fort Thomas to Aveiro | 3,889.10 mi (6,258.90 km) |
| Fort Thomas to Aver-o-Mar | 3,861.01 mi (6,213.70 km) |
| Fort Thomas to Aves | 3,882.02 mi (6,247.51 km) |
| Fort Thomas to Azambuja | 3,925.58 mi (6,317.61 km) |
| Fort Thomas to Baiao | 3,902.56 mi (6,280.56 km) |
| Fort Thomas to Barcelos | 3,864.92 mi (6,219.99 km) |
| Fort Thomas to Barreiro | 3,928.09 mi (6,321.66 km) |
| Fort Thomas to Batalha | 3,911.18 mi (6,294.43 km) |
| Fort Thomas to Beja | 4,005.03 mi (6,445.47 km) |
| Fort Thomas to Belas | 3,914.87 mi (6,300.37 km) |
