| Kardzhali to Idstein | 1,008.65 mi (1,623.27 km) |
| Kardzhali to Illertissen | 872.13 mi (1,403.55 km) |
| Kardzhali to Illingen | 1,030.99 mi (1,659.21 km) |
| Kardzhali to Ilmenau | 928.43 mi (1,494.17 km) |
| Kardzhali to Ilsede | 1,021.10 mi (1,643.30 km) |
| Kardzhali to Ilsenburg | 987.08 mi (1,588.55 km) |
| Kardzhali to Ilsfeld | 931.84 mi (1,499.65 km) |
| Kardzhali to Ilvesheim | 972.58 mi (1,565.21 km) |
| Kardzhali to Immenstadt im Allgau | 847.90 mi (1,364.56 km) |
| Kardzhali to Ingelheim | 1,008.94 mi (1,623.73 km) |
| Kardzhali to Ingolstadt | 835.83 mi (1,345.13 km) |
| Kardzhali to Iserlohn | 1,072.44 mi (1,725.93 km) |
| Kardzhali to Isernhagen-Sud | 1,039.08 mi (1,672.24 km) |
| Kardzhali to Ismaning | 807.48 mi (1,299.52 km) |
| Kardzhali to Isny im Allgau | 858.91 mi (1,382.28 km) |
