| Dupnitsa to Cookeville (Tennessee) | 5,397.69 mi (8,686.74 km) |
| Dupnitsa to Coolidge (Arizona) | 6,498.79 mi (10,458.80 km) |
| Dupnitsa to Coon Rapids (Minnesota) | 5,239.18 mi (8,431.64 km) |
| Dupnitsa to Cooper City (Florida) | 5,657.62 mi (9,105.06 km) |
| Dupnitsa to Coos Bay (Oregon) | 6,182.64 mi (9,950.00 km) |
| Dupnitsa to Copiague (New York) | 4,698.07 mi (7,560.82 km) |
| Dupnitsa to Coppell (Texas) | 6,002.64 mi (9,660.32 km) |
| Dupnitsa to Copperas Cove (Texas) | 6,135.32 mi (9,873.84 km) |
| Dupnitsa to Coral Gables (Florida) | 5,673.21 mi (9,130.15 km) |
| Dupnitsa to Coral Springs (Florida) | 5,645.78 mi (9,086.01 km) |
| Dupnitsa to Coral Terrace (Florida) | 5,672.70 mi (9,129.32 km) |
| Dupnitsa to Coralville (Iowa) | 5,355.00 mi (8,618.05 km) |
| Dupnitsa to Coram (New York) | 4,673.18 mi (7,520.76 km) |
| Dupnitsa to Corcoran (California) | 6,533.45 mi (10,514.57 km) |
| Dupnitsa to Cordele (Georgia) | 5,527.80 mi (8,896.13 km) |
