| Ilsenburg to Coudekerque-Branche | 361.55 mi (581.86 km) |
| Ilsenburg to Coueron | 641.16 mi (1,031.85 km) |
| Ilsenburg to Coulommiers | 395.61 mi (636.67 km) |
| Ilsenburg to Courbevoic | 423.93 mi (682.25 km) |
| Ilsenburg to Courcouronnes | 427.65 mi (688.23 km) |
| Ilsenburg to Cournon-d'Auvergne | 542.66 mi (873.33 km) |
| Ilsenburg to Courrieres | 348.85 mi (561.42 km) |
| Ilsenburg to Coutras | 682.72 mi (1,098.73 km) |
| Ilsenburg to Couzeix | 595.39 mi (958.19 km) |
| Ilsenburg to Cran-Gevrier | 461.34 mi (742.46 km) |
| Ilsenburg to Craponne | 502.06 mi (807.98 km) |
| Ilsenburg to Creil | 402.19 mi (647.26 km) |
| Ilsenburg to Crepy-en-Valois | 387.29 mi (623.28 km) |
| Ilsenburg to Crest | 557.25 mi (896.80 km) |
| Ilsenburg to Creteil | 419.91 mi (675.78 km) |
