| Alcorcon to Isny im Allgau | 853.70 mi (1,373.89 km) |
| Alcorcon to Isselburg | 932.35 mi (1,500.47 km) |
| Alcorcon to Issum | 914.82 mi (1,472.27 km) |
| Alcorcon to Itzehoe | 1,124.35 mi (1,809.47 km) |
| Alcorcon to Jena | 1,039.57 mi (1,673.03 km) |
| Alcorcon to Jever | 1,065.09 mi (1,714.10 km) |
| Alcorcon to Jork | 1,107.84 mi (1,782.89 km) |
| Alcorcon to Juchen | 892.70 mi (1,436.66 km) |
| Alcorcon to Julich | 879.11 mi (1,414.79 km) |
| Alcorcon to Juterbog | 1,135.53 mi (1,827.46 km) |
| Alcorcon to Kaarst | 902.07 mi (1,451.73 km) |
| Alcorcon to Kaiserslautern | 845.03 mi (1,359.95 km) |
| Alcorcon to Kalkar | 922.72 mi (1,484.98 km) |
| Alcorcon to Kall | 864.20 mi (1,390.79 km) |
| Alcorcon to Kaltenkirchen | 1,131.31 mi (1,820.67 km) |
