| Kardzhali to Cartagena | 1,424.01 mi (2,291.72 km) |
| Kardzhali to Cartama | 1,633.70 mi (2,629.19 km) |
| Kardzhali to Cartaya | 1,749.78 mi (2,816.00 km) |
| Kardzhali to Caspe | 1,311.12 mi (2,110.04 km) |
| Kardzhali to Cassa de la Selva | 1,155.87 mi (1,860.19 km) |
| Kardzhali to Castalla | 1,386.30 mi (2,231.03 km) |
| Kardzhali to Castellbisbal | 1,205.25 mi (1,939.66 km) |
| Kardzhali to Castelldefels | 1,207.58 mi (1,943.41 km) |
| Kardzhali to Castello de Ampurias | 1,142.94 mi (1,839.38 km) |
| Kardzhali to Castellon de la Plana | 1,328.32 mi (2,137.72 km) |
| Kardzhali to Castilleja de la Cuesta | 1,690.63 mi (2,720.81 km) |
| Kardzhali to Catarroja | 1,357.22 mi (2,184.23 km) |
| Kardzhali to Catral | 1,402.37 mi (2,256.89 km) |
| Kardzhali to Caudete | 1,400.52 mi (2,253.91 km) |
| Kardzhali to Cehegin | 1,455.12 mi (2,341.79 km) |
