| Trecastagni to Idar-Oberstein | 920.30 mi (1,481.08 km) |
| Trecastagni to Idstein | 933.48 mi (1,502.30 km) |
| Trecastagni to Illertissen | 774.42 mi (1,246.31 km) |
| Trecastagni to Illingen | 905.52 mi (1,457.29 km) |
| Trecastagni to Ilmenau | 925.77 mi (1,489.88 km) |
| Trecastagni to Ilsede | 1,039.59 mi (1,673.05 km) |
| Trecastagni to Ilsenburg | 1,007.50 mi (1,621.42 km) |
| Trecastagni to Ilsfeld | 841.96 mi (1,355.01 km) |
| Trecastagni to Ilvesheim | 880.93 mi (1,417.72 km) |
| Trecastagni to Immenstadt im Allgau | 730.30 mi (1,175.31 km) |
| Trecastagni to Ingelheim | 921.96 mi (1,483.75 km) |
| Trecastagni to Ingolstadt | 791.63 mi (1,274.01 km) |
| Trecastagni to Iserlohn | 1,017.71 mi (1,637.84 km) |
| Trecastagni to Isernhagen-Sud | 1,054.42 mi (1,696.92 km) |
| Trecastagni to Ismaning | 752.89 mi (1,211.66 km) |
