| Asenovgrad to Clarkston (Georgia) | 5,540.49 mi (8,916.56 km) |
| Asenovgrad to Clarksville (Indiana) | 5,382.26 mi (8,661.90 km) |
| Asenovgrad to Clarksville (Tennessee) | 5,529.02 mi (8,898.10 km) |
| Asenovgrad to Clawson (Michigan) | 5,081.74 mi (8,178.26 km) |
| Asenovgrad to Clay (Alabama) | 5,642.22 mi (9,080.27 km) |
| Asenovgrad to Clayton (California) | 6,530.37 mi (10,509.61 km) |
| Asenovgrad to Clayton (Missouri) | 5,538.28 mi (8,913.00 km) |
| Asenovgrad to Clayton (North Carolina) | 5,213.34 mi (8,390.05 km) |
| Asenovgrad to Clayton (Ohio) | 5,252.47 mi (8,453.03 km) |
| Asenovgrad to Clearfield (Utah) | 6,094.34 mi (9,807.89 km) |
| Asenovgrad to Clearlake (California) | 6,481.37 mi (10,430.75 km) |
| Asenovgrad to Clearwater (Florida) | 5,760.87 mi (9,271.22 km) |
| Asenovgrad to Cleburne (Texas) | 6,127.18 mi (9,860.74 km) |
| Asenovgrad to Clemmons (North Carolina) | 5,276.57 mi (8,491.82 km) |
| Asenovgrad to Clemson (South Carolina) | 5,440.02 mi (8,754.86 km) |
