| Thatto Heath to Idar-Oberstein | 502.19 mi (808.19 km) |
| Thatto Heath to Idstein | 519.71 mi (836.39 km) |
| Thatto Heath to Illertissen | 664.57 mi (1,069.51 km) |
| Thatto Heath to Illingen | 506.34 mi (814.88 km) |
| Thatto Heath to Ilmenau | 609.81 mi (981.40 km) |
| Thatto Heath to Ilsede | 544.79 mi (876.75 km) |
| Thatto Heath to Ilsenburg | 572.43 mi (921.24 km) |
| Thatto Heath to Ilsfeld | 599.82 mi (965.32 km) |
| Thatto Heath to Ilvesheim | 557.95 mi (897.94 km) |
| Thatto Heath to Immenstadt im Allgau | 697.63 mi (1,122.73 km) |
| Thatto Heath to Ingelheim | 520.02 mi (836.89 km) |
| Thatto Heath to Ingolstadt | 692.84 mi (1,115.02 km) |
| Thatto Heath to Iserlohn | 460.79 mi (741.58 km) |
| Thatto Heath to Isernhagen-Sud | 528.76 mi (850.96 km) |
| Thatto Heath to Ismaning | 723.05 mi (1,163.64 km) |
