| Kalkar to Alfena | 1,007.86 mi (1,622.00 km) |
| Kalkar to Alijo | 972.10 mi (1,564.44 km) |
| Kalkar to Aljustrel | 1,184.52 mi (1,906.30 km) |
| Kalkar to Almada | 1,169.65 mi (1,882.37 km) |
| Kalkar to Almargem | 1,163.63 mi (1,872.68 km) |
| Kalkar to Almeirim | 1,123.56 mi (1,808.20 km) |
| Kalkar to Amadora | 1,168.93 mi (1,881.21 km) |
| Kalkar to Amarante | 991.45 mi (1,595.58 km) |
| Kalkar to Amares | 981.32 mi (1,579.28 km) |
| Kalkar to Amora | 1,171.51 mi (1,885.36 km) |
| Kalkar to Anadia | 1,048.75 mi (1,687.81 km) |
| Kalkar to Angra do Heroismo | 1,842.09 mi (2,964.56 km) |
| Kalkar to Ansiao | 1,077.49 mi (1,734.05 km) |
| Kalkar to Anta | 1,023.55 mi (1,647.24 km) |
| Kalkar to Arcos de Valdevez | 971.93 mi (1,564.17 km) |
