| Horw to Alenquer | 1,030.60 mi (1,658.59 km) |
| Horw to Alfena | 923.25 mi (1,485.83 km) |
| Horw to Alijo | 875.47 mi (1,408.94 km) |
| Horw to Aljustrel | 1,045.80 mi (1,683.05 km) |
| Horw to Almada | 1,052.42 mi (1,693.71 km) |
| Horw to Almargem | 1,050.00 mi (1,689.81 km) |
| Horw to Almeirim | 1,007.31 mi (1,621.12 km) |
| Horw to Amadora | 1,053.29 mi (1,695.11 km) |
| Horw to Amarante | 901.90 mi (1,451.46 km) |
| Horw to Amares | 901.35 mi (1,450.58 km) |
| Horw to Amora | 1,053.10 mi (1,694.81 km) |
| Horw to Anadia | 949.27 mi (1,527.71 km) |
| Horw to Angra do Heroismo | 1,872.27 mi (3,013.12 km) |
| Horw to Ansiao | 969.76 mi (1,560.68 km) |
| Horw to Anta | 936.03 mi (1,506.40 km) |
