| Kastoria to Idar-Oberstein | 928.08 mi (1,493.60 km) |
| Kastoria to Idstein | 917.90 mi (1,477.21 km) |
| Kastoria to Illertissen | 765.45 mi (1,231.88 km) |
| Kastoria to Illingen | 923.47 mi (1,486.19 km) |
| Kastoria to Ilmenau | 860.60 mi (1,385.00 km) |
| Kastoria to Ilsede | 966.12 mi (1,554.83 km) |
| Kastoria to Ilsenburg | 931.27 mi (1,498.74 km) |
| Kastoria to Ilsfeld | 831.70 mi (1,338.50 km) |
| Kastoria to Ilvesheim | 874.06 mi (1,406.66 km) |
| Kastoria to Immenstadt im Allgau | 732.51 mi (1,178.86 km) |
| Kastoria to Ingelheim | 913.94 mi (1,470.85 km) |
| Kastoria to Ingolstadt | 746.24 mi (1,200.95 km) |
| Kastoria to Iserlohn | 992.04 mi (1,596.53 km) |
| Kastoria to Isernhagen-Sud | 983.68 mi (1,583.08 km) |
| Kastoria to Ismaning | 711.84 mi (1,145.60 km) |
