| Harmanli to Crest Hill (Illinois) | 5,352.62 mi (8,614.21 km) |
| Harmanli to Crestview (Florida) | 5,832.96 mi (9,387.24 km) |
| Harmanli to Crestwood (Illinois) | 5,335.57 mi (8,586.77 km) |
| Harmanli to Crestwood (Missouri) | 5,586.40 mi (8,990.44 km) |
| Harmanli to Creve Coeur (Missouri) | 5,583.40 mi (8,985.62 km) |
| Harmanli to Crofton (Maryland) | 5,033.80 mi (8,101.12 km) |
| Harmanli to Crossville (Tennessee) | 5,513.07 mi (8,872.42 km) |
| Harmanli to Crowley (Louisiana) | 6,092.45 mi (9,804.85 km) |
| Harmanli to Crowley (Texas) | 6,154.90 mi (9,905.36 km) |
| Harmanli to Crown Point (Indiana) | 5,332.71 mi (8,582.17 km) |
| Harmanli to Crystal (Minnesota) | 5,356.90 mi (8,621.10 km) |
| Harmanli to Crystal Lake (Illinois) | 5,327.80 mi (8,574.26 km) |
| Harmanli to Cudahy (California) | 6,719.98 mi (10,814.76 km) |
| Harmanli to Cudahy (Wisconsin) | 5,275.78 mi (8,490.55 km) |
| Harmanli to Cullman (Alabama) | 5,672.36 mi (9,128.78 km) |
