| Castrolibero to Idar-Oberstein | 839.81 mi (1,351.55 km) |
| Castrolibero to Idstein | 846.65 mi (1,362.55 km) |
| Castrolibero to Illertissen | 685.96 mi (1,103.95 km) |
| Castrolibero to Illingen | 827.74 mi (1,332.11 km) |
| Castrolibero to Ilmenau | 826.14 mi (1,329.55 km) |
| Castrolibero to Ilsede | 939.72 mi (1,512.34 km) |
| Castrolibero to Ilsenburg | 906.55 mi (1,458.95 km) |
| Castrolibero to Ilsfeld | 754.77 mi (1,214.69 km) |
| Castrolibero to Ilvesheim | 795.50 mi (1,280.24 km) |
| Castrolibero to Immenstadt im Allgau | 643.74 mi (1,036.01 km) |
| Castrolibero to Ingelheim | 837.01 mi (1,347.04 km) |
| Castrolibero to Ingolstadt | 694.08 mi (1,117.01 km) |
| Castrolibero to Iserlohn | 929.53 mi (1,495.93 km) |
| Castrolibero to Isernhagen-Sud | 955.39 mi (1,537.55 km) |
| Castrolibero to Ismaning | 655.43 mi (1,054.82 km) |
