| Sozopol to Cloverly (Maryland) | 5,094.54 mi (8,198.86 km) |
| Sozopol to Clovis (California) | 6,588.78 mi (10,603.62 km) |
| Sozopol to Clovis (New Mexico) | 6,286.28 mi (10,116.79 km) |
| Sozopol to Clute (Texas) | 6,318.28 mi (10,168.29 km) |
| Sozopol to Coachella (California) | 6,701.78 mi (10,785.47 km) |
| Sozopol to Coalinga (California) | 6,646.40 mi (10,696.35 km) |
| Sozopol to Coamo (Puerto Rico) | 5,584.04 mi (8,986.64 km) |
| Sozopol to Coatesville (Pennsylvania) | 5,007.25 mi (8,058.39 km) |
| Sozopol to Cockeysville (Maryland) | 5,062.56 mi (8,147.40 km) |
| Sozopol to Cocoa (Florida) | 5,762.59 mi (9,273.99 km) |
| Sozopol to Cocoa Beach (Florida) | 5,759.00 mi (9,268.21 km) |
| Sozopol to Coconut Creek (Florida) | 5,840.28 mi (9,399.02 km) |
| Sozopol to Coeur d'Alene (Idaho) | 5,843.78 mi (9,404.65 km) |
| Sozopol to Cohoes (New York) | 4,799.15 mi (7,723.48 km) |
| Sozopol to Cold Springs (Nevada) | 6,413.48 mi (10,321.50 km) |
