| Kardzhali to Crest Hill (Illinois) | 5,347.29 mi (8,605.64 km) |
| Kardzhali to Crestview (Florida) | 5,822.75 mi (9,370.81 km) |
| Kardzhali to Crestwood (Illinois) | 5,330.16 mi (8,578.06 km) |
| Kardzhali to Crestwood (Missouri) | 5,580.58 mi (8,981.08 km) |
| Kardzhali to Creve Coeur (Missouri) | 5,577.65 mi (8,976.37 km) |
| Kardzhali to Crofton (Maryland) | 5,023.85 mi (8,085.10 km) |
| Kardzhali to Crossville (Tennessee) | 5,504.41 mi (8,858.50 km) |
| Kardzhali to Crowley (Louisiana) | 6,084.13 mi (9,791.45 km) |
| Kardzhali to Crowley (Texas) | 6,149.33 mi (9,896.39 km) |
| Kardzhali to Crown Point (Indiana) | 5,327.08 mi (8,573.10 km) |
| Kardzhali to Crystal (Minnesota) | 5,354.66 mi (8,617.50 km) |
| Kardzhali to Crystal Lake (Illinois) | 5,322.82 mi (8,566.25 km) |
| Kardzhali to Cudahy (California) | 6,723.44 mi (10,820.33 km) |
| Kardzhali to Cudahy (Wisconsin) | 5,270.95 mi (8,482.78 km) |
| Kardzhali to Cullman (Alabama) | 5,663.60 mi (9,114.68 km) |
