| San Felice Circeo to Isny im Allgau | 470.77 mi (757.64 km) |
| San Felice Circeo to Isselburg | 796.34 mi (1,281.58 km) |
| San Felice Circeo to Issum | 778.91 mi (1,253.53 km) |
| San Felice Circeo to Itzehoe | 892.21 mi (1,435.87 km) |
| San Felice Circeo to Jena | 673.50 mi (1,083.90 km) |
| San Felice Circeo to Jever | 885.88 mi (1,425.69 km) |
| San Felice Circeo to Jork | 864.40 mi (1,391.12 km) |
| San Felice Circeo to Juchen | 750.41 mi (1,207.66 km) |
| San Felice Circeo to Julich | 742.37 mi (1,194.73 km) |
| San Felice Circeo to Juterbog | 743.31 mi (1,196.24 km) |
| San Felice Circeo to Kaarst | 755.27 mi (1,215.49 km) |
| San Felice Circeo to Kaiserslautern | 623.03 mi (1,002.67 km) |
| San Felice Circeo to Kalkar | 793.78 mi (1,277.46 km) |
| San Felice Circeo to Kall | 715.75 mi (1,151.88 km) |
| San Felice Circeo to Kaltenkirchen | 882.85 mi (1,420.81 km) |
