| Sozopol to Commerce City (Colorado) | 6,023.55 mi (9,693.97 km) |
| Sozopol to Compton (California) | 6,740.37 mi (10,847.58 km) |
| Sozopol to Comstock Park (Michigan) | 5,233.18 mi (8,421.98 km) |
| Sozopol to Concord (California) | 6,565.10 mi (10,565.51 km) |
| Sozopol to Concord (Missouri) | 5,629.17 mi (9,059.27 km) |
| Sozopol to Concord (New Hampshire) | 4,694.74 mi (7,555.46 km) |
| Sozopol to Concord (North Carolina) | 5,415.88 mi (8,716.01 km) |
| Sozopol to Conneaut (Ohio) | 5,100.99 mi (8,209.25 km) |
| Sozopol to Connersville (Indiana) | 5,381.40 mi (8,660.52 km) |
| Sozopol to Conroe (Texas) | 6,250.93 mi (10,059.91 km) |
| Sozopol to Converse (Texas) | 6,398.51 mi (10,297.40 km) |
| Sozopol to Conway (Arkansas) | 5,885.57 mi (9,471.91 km) |
| Sozopol to Conway (Florida) | 5,781.07 mi (9,303.73 km) |
| Sozopol to Conway (South Carolina) | 5,425.42 mi (8,731.36 km) |
| Sozopol to Conyers (Georgia) | 5,635.35 mi (9,069.22 km) |
