| Sliven to Coueron | 1,399.08 mi (2,251.60 km) |
| Sliven to Coulommiers | 1,192.54 mi (1,919.21 km) |
| Sliven to Courbevoic | 1,230.66 mi (1,980.56 km) |
| Sliven to Courcouronnes | 1,219.17 mi (1,962.06 km) |
| Sliven to Cournon-d'Auvergne | 1,160.83 mi (1,868.18 km) |
| Sliven to Courrieres | 1,226.85 mi (1,974.43 km) |
| Sliven to Coutras | 1,322.30 mi (2,128.04 km) |
| Sliven to Couzeix | 1,255.39 mi (2,020.35 km) |
| Sliven to Cran-Gevrier | 1,021.91 mi (1,644.60 km) |
| Sliven to Craponne | 1,087.35 mi (1,749.92 km) |
| Sliven to Creil | 1,225.65 mi (1,972.50 km) |
| Sliven to Crepy-en-Valois | 1,207.51 mi (1,943.30 km) |
| Sliven to Crest | 1,070.64 mi (1,723.02 km) |
| Sliven to Creteil | 1,219.87 mi (1,963.19 km) |
| Sliven to Creutzwald | 1,041.47 mi (1,676.08 km) |
