| Dupnitsa to Clarkston (Georgia) | 5,458.39 mi (8,784.43 km) |
| Dupnitsa to Clarksville (Indiana) | 5,303.26 mi (8,534.78 km) |
| Dupnitsa to Clarksville (Tennessee) | 5,449.74 mi (8,770.50 km) |
| Dupnitsa to Clawson (Michigan) | 5,004.18 mi (8,053.45 km) |
| Dupnitsa to Clay (Alabama) | 5,561.06 mi (8,949.66 km) |
| Dupnitsa to Clayton (California) | 6,475.31 mi (10,421.00 km) |
| Dupnitsa to Clayton (Missouri) | 5,461.63 mi (8,789.64 km) |
| Dupnitsa to Clayton (North Carolina) | 5,129.95 mi (8,255.85 km) |
| Dupnitsa to Clayton (Ohio) | 5,173.76 mi (8,326.35 km) |
| Dupnitsa to Clearfield (Utah) | 6,032.82 mi (9,708.89 km) |
| Dupnitsa to Clearlake (California) | 6,427.49 mi (10,344.04 km) |
| Dupnitsa to Clearwater (Florida) | 5,675.55 mi (9,133.92 km) |
| Dupnitsa to Cleburne (Texas) | 6,050.69 mi (9,737.65 km) |
| Dupnitsa to Clemmons (North Carolina) | 5,194.08 mi (8,359.07 km) |
| Dupnitsa to Clemson (South Carolina) | 5,357.78 mi (8,622.52 km) |
