| Kardzhali to Castle Rock (Colorado) | 6,025.74 mi (9,697.50 km) |
| Kardzhali to Castro Valley (California) | 6,581.87 mi (10,592.50 km) |
| Kardzhali to Catalina Foothills (Arizona) | 6,619.15 mi (10,652.49 km) |
| Kardzhali to Cataño (Puerto Rico) | 5,455.59 mi (8,779.93 km) |
| Kardzhali to Cathedral City (California) | 6,686.26 mi (10,760.49 km) |
| Kardzhali to Catonsville (Maryland) | 5,015.28 mi (8,071.32 km) |
| Kardzhali to Cave Spring (Virginia) | 5,241.39 mi (8,435.20 km) |
| Kardzhali to Cayce (South Carolina) | 5,437.45 mi (8,750.73 km) |
| Kardzhali to Cayey (Puerto Rico) | 5,471.00 mi (8,804.73 km) |
| Kardzhali to Cedar City (Utah) | 6,362.45 mi (10,239.38 km) |
| Kardzhali to Cedar Falls (Iowa) | 5,453.08 mi (8,775.88 km) |
| Kardzhali to Cedar Hill (Texas) | 6,134.52 mi (9,872.56 km) |
| Kardzhali to Cedar Lake (Indiana) | 5,332.67 mi (8,582.11 km) |
| Kardzhali to Cedar Mill (Oregon) | 6,101.12 mi (9,818.80 km) |
| Kardzhali to Cedar Park (Texas) | 6,277.64 mi (10,102.89 km) |
