| Sozopol to Chantilly (Virginia) | 5,122.47 mi (8,243.82 km) |
| Sozopol to Chaparral (New Mexico) | 6,526.11 mi (10,502.76 km) |
| Sozopol to Chapel Hill (North Carolina) | 5,325.68 mi (8,570.86 km) |
| Sozopol to Charleston (Illinois) | 5,501.06 mi (8,853.09 km) |
| Sozopol to Charleston (South Carolina) | 5,512.99 mi (8,872.30 km) |
| Sozopol to Charleston (West Virginia) | 5,312.55 mi (8,549.72 km) |
| Sozopol to Charlotte (North Carolina) | 5,432.61 mi (8,742.95 km) |
| Sozopol to Charlottesville (Virginia) | 5,203.61 mi (8,374.40 km) |
| Sozopol to Chaska (Minnesota) | 5,408.00 mi (8,703.34 km) |
| Sozopol to Chatham (Illinois) | 5,545.44 mi (8,924.52 km) |
| Sozopol to Chattanooga (Tennessee) | 5,614.62 mi (9,035.87 km) |
| Sozopol to Cheat Lake (West Virginia) | 5,180.68 mi (8,337.50 km) |
| Sozopol to Chelsea (Alabama) | 5,756.38 mi (9,263.99 km) |
| Sozopol to Chelsea (Massachusetts) | 4,709.39 mi (7,579.02 km) |
| Sozopol to Cheney (Washington) | 5,872.75 mi (9,451.27 km) |
