| Sofia to Cedar Rapids (Iowa) | 5,330.25 mi (8,578.20 km) |
| Sofia to Cedarburg (Wisconsin) | 5,133.49 mi (8,261.56 km) |
| Sofia to Celebration (Florida) | 5,600.49 mi (9,013.12 km) |
| Sofia to Celina (Ohio) | 5,138.68 mi (8,269.91 km) |
| Sofia to Celina (Texas) | 5,963.84 mi (9,597.88 km) |
| Sofia to Centennial (Colorado) | 5,893.37 mi (9,484.47 km) |
| Sofia to Center Point (Alabama) | 5,556.88 mi (8,942.94 km) |
| Sofia to Centereach (New York) | 4,668.15 mi (7,512.66 km) |
| Sofia to Centerton (Arkansas) | 5,712.02 mi (9,192.60 km) |
| Sofia to Centerville (Ohio) | 5,166.39 mi (8,314.50 km) |
| Sofia to Centerville (Utah) | 6,019.65 mi (9,687.69 km) |
| Sofia to Central (Louisiana) | 5,886.65 mi (9,473.66 km) |
| Sofia to Central Falls (Rhode Island) | 4,555.72 mi (7,331.73 km) |
| Sofia to Central Islip (New York) | 4,676.37 mi (7,525.90 km) |
| Sofia to Central Point (Oregon) | 6,195.77 mi (9,971.13 km) |
