| Kardzhali to Chojnow | 800.51 mi (1,288.29 km) |
| Kardzhali to Chorzow | 671.80 mi (1,081.16 km) |
| Kardzhali to Choszczno | 919.80 mi (1,480.28 km) |
| Kardzhali to Chrzanow | 652.09 mi (1,049.44 km) |
| Kardzhali to Ciechanow | 805.71 mi (1,296.66 km) |
| Kardzhali to Ciechocinek | 834.41 mi (1,342.85 km) |
| Kardzhali to Cieszyn | 646.53 mi (1,040.49 km) |
| Kardzhali to Czarna Bialostocka | 810.70 mi (1,304.70 km) |
| Kardzhali to Czarnkow | 878.48 mi (1,413.77 km) |
| Kardzhali to Czechowice-Dziedzice | 647.42 mi (1,041.92 km) |
| Kardzhali to Czeladz | 670.93 mi (1,079.75 km) |
| Kardzhali to Czersk Pomorski | 905.45 mi (1,457.18 km) |
| Kardzhali to Czestochowa | 698.63 mi (1,124.33 km) |
| Kardzhali to Czluchow | 908.56 mi (1,462.19 km) |
| Kardzhali to Dabrowa Gornicza | 668.00 mi (1,075.04 km) |
