| Castelli Calepio to Idar-Oberstein | 306.35 mi (493.02 km) |
| Castelli Calepio to Idstein | 325.74 mi (524.24 km) |
| Castelli Calepio to Illertissen | 178.70 mi (287.60 km) |
| Castelli Calepio to Illingen | 290.72 mi (467.87 km) |
| Castelli Calepio to Ilmenau | 352.10 mi (566.65 km) |
| Castelli Calepio to Ilsede | 458.50 mi (737.89 km) |
| Castelli Calepio to Ilsenburg | 432.15 mi (695.49 km) |
| Castelli Calepio to Ilsfeld | 238.02 mi (383.06 km) |
| Castelli Calepio to Ilvesheim | 272.43 mi (438.44 km) |
| Castelli Calepio to Immenstadt im Allgau | 134.43 mi (216.34 km) |
| Castelli Calepio to Ingelheim | 311.90 mi (501.95 km) |
| Castelli Calepio to Ingolstadt | 227.78 mi (366.57 km) |
| Castelli Calepio to Iserlohn | 410.18 mi (660.11 km) |
| Castelli Calepio to Isernhagen-Sud | 469.90 mi (756.23 km) |
| Castelli Calepio to Ismaning | 197.71 mi (318.18 km) |
