| Ilmenau to Chojnow | 221.77 mi (356.90 km) |
| Ilmenau to Chorzow | 353.81 mi (569.41 km) |
| Ilmenau to Choszczno | 257.10 mi (413.77 km) |
| Ilmenau to Chrzanow | 375.16 mi (603.76 km) |
| Ilmenau to Ciechanow | 441.39 mi (710.35 km) |
| Ilmenau to Ciechocinek | 368.63 mi (593.25 km) |
| Ilmenau to Cieszyn | 346.93 mi (558.32 km) |
| Ilmenau to Czarna Bialostocka | 555.36 mi (893.77 km) |
| Ilmenau to Czarnkow | 285.69 mi (459.77 km) |
| Ilmenau to Czechowice-Dziedzice | 360.69 mi (580.48 km) |
| Ilmenau to Czeladz | 359.36 mi (578.34 km) |
| Ilmenau to Czersk Pomorski | 367.47 mi (591.38 km) |
| Ilmenau to Czestochowa | 358.32 mi (576.66 km) |
| Ilmenau to Czluchow | 341.98 mi (550.37 km) |
| Ilmenau to Dabrowa Gornicza | 364.01 mi (585.82 km) |
