| Westlake to Arcos de Valdevez | 3,670.33 mi (5,906.83 km) |
| Westlake to Arcozelo | 3,684.28 mi (5,929.27 km) |
| Westlake to Arganil | 3,737.82 mi (6,015.44 km) |
| Westlake to Arouca | 3,706.44 mi (5,964.94 km) |
| Westlake to Arruda dos Vinhos | 3,729.34 mi (6,001.79 km) |
| Westlake to Aveiro | 3,696.86 mi (5,949.52 km) |
| Westlake to Aver-o-Mar | 3,667.57 mi (5,902.38 km) |
| Westlake to Aves | 3,688.25 mi (5,935.66 km) |
| Westlake to Azambuja | 3,736.17 mi (6,012.78 km) |
| Westlake to Baiao | 3,709.07 mi (5,969.17 km) |
| Westlake to Barcelos | 3,671.20 mi (5,908.23 km) |
| Westlake to Barreiro | 3,739.53 mi (6,018.20 km) |
| Westlake to Batalha | 3,720.70 mi (5,987.89 km) |
| Westlake to Beja | 3,816.74 mi (6,142.44 km) |
| Westlake to Belas | 3,726.26 mi (5,996.83 km) |
