| Horstel to Alfena | 1,074.84 mi (1,729.78 km) |
| Horstel to Alijo | 1,038.80 mi (1,671.79 km) |
| Horstel to Aljustrel | 1,250.19 mi (2,011.98 km) |
| Horstel to Almada | 1,236.07 mi (1,989.26 km) |
| Horstel to Almargem | 1,230.15 mi (1,979.73 km) |
| Horstel to Almeirim | 1,189.95 mi (1,915.05 km) |
| Horstel to Amadora | 1,235.40 mi (1,988.18 km) |
| Horstel to Amarante | 1,058.32 mi (1,703.20 km) |
| Horstel to Amares | 1,048.33 mi (1,687.13 km) |
| Horstel to Amora | 1,237.90 mi (1,992.20 km) |
| Horstel to Anadia | 1,115.49 mi (1,795.21 km) |
| Horstel to Angra do Heroismo | 1,905.56 mi (3,066.71 km) |
| Horstel to Ansiao | 1,144.06 mi (1,841.18 km) |
| Horstel to Anta | 1,090.49 mi (1,754.97 km) |
| Horstel to Arcos de Valdevez | 1,039.01 mi (1,672.12 km) |
