| Ilmenau to Coudekerque-Branche | 372.50 mi (599.48 km) |
| Ilmenau to Coueron | 620.67 mi (998.87 km) |
| Ilmenau to Coulommiers | 372.65 mi (599.72 km) |
| Ilmenau to Courbevoic | 405.50 mi (652.59 km) |
| Ilmenau to Courcouronnes | 405.28 mi (652.23 km) |
| Ilmenau to Cournon-d'Auvergne | 492.45 mi (792.53 km) |
| Ilmenau to Courrieres | 350.02 mi (563.30 km) |
| Ilmenau to Coutras | 642.56 mi (1,034.10 km) |
| Ilmenau to Couzeix | 554.68 mi (892.68 km) |
| Ilmenau to Cran-Gevrier | 397.41 mi (639.58 km) |
| Ilmenau to Craponne | 444.44 mi (715.26 km) |
| Ilmenau to Creil | 387.37 mi (623.42 km) |
| Ilmenau to Crepy-en-Valois | 370.59 mi (596.40 km) |
| Ilmenau to Crest | 494.12 mi (795.21 km) |
| Ilmenau to Creteil | 399.36 mi (642.70 km) |
