| Costessey to Idar-Oberstein | 333.32 mi (536.43 km) |
| Costessey to Idstein | 347.37 mi (559.03 km) |
| Costessey to Illertissen | 495.91 mi (798.10 km) |
| Costessey to Illingen | 340.14 mi (547.41 km) |
| Costessey to Ilmenau | 437.22 mi (703.64 km) |
| Costessey to Ilsede | 378.22 mi (608.68 km) |
| Costessey to Ilsenburg | 403.78 mi (649.82 km) |
| Costessey to Ilsfeld | 429.73 mi (691.58 km) |
| Costessey to Ilvesheim | 387.51 mi (623.64 km) |
| Costessey to Immenstadt im Allgau | 531.17 mi (854.84 km) |
| Costessey to Ingelheim | 348.61 mi (561.04 km) |
| Costessey to Ingolstadt | 520.83 mi (838.20 km) |
| Costessey to Iserlohn | 287.99 mi (463.47 km) |
| Costessey to Isernhagen-Sud | 363.18 mi (584.49 km) |
| Costessey to Ismaning | 551.92 mi (888.23 km) |
