| Sofia to Culpeper (Virginia) | 4,975.42 mi (8,007.16 km) |
| Sofia to Culver City (California) | 6,610.99 mi (10,639.35 km) |
| Sofia to Cumberland (Maryland) | 4,952.93 mi (7,970.97 km) |
| Sofia to Cupertino (California) | 6,495.15 mi (10,452.93 km) |
| Sofia to Cutler Bay (Florida) | 5,677.70 mi (9,137.37 km) |
| Sofia to Cutlerville (Michigan) | 5,071.62 mi (8,161.98 km) |
| Sofia to Cuyahoga Falls (Ohio) | 4,993.20 mi (8,035.77 km) |
| Sofia to Cypress (California) | 6,613.13 mi (10,642.81 km) |
| Sofia to Cypress Gardens (Florida) | 5,621.12 mi (9,046.32 km) |
| Sofia to Cypress Lake (Florida) | 5,701.12 mi (9,175.07 km) |
| Sofia to D'Iberville (Mississippi) | 5,804.96 mi (9,342.17 km) |
| Sofia to Dakota Ridge (Colorado) | 5,900.10 mi (9,495.29 km) |
| Sofia to Dale City (Virginia) | 4,940.62 mi (7,951.16 km) |
| Sofia to Dallas (Georgia) | 5,468.93 mi (8,801.39 km) |
| Sofia to Dallas (Oregon) | 6,043.22 mi (9,725.63 km) |
