| Sofia to Somersworth (New Hampshire) | 4,479.14 mi (7,208.48 km) |
| Sofia to Somerton (Arizona) | 6,594.78 mi (10,613.27 km) |
| Sofia to Somerville (Massachusetts) | 4,523.12 mi (7,279.26 km) |
| Sofia to Somerville (New Jersey) | 4,743.75 mi (7,634.32 km) |
| Sofia to Sonoma (California) | 6,443.38 mi (10,369.62 km) |
| Sofia to Soquel (California) | 6,512.89 mi (10,481.48 km) |
| Sofia to South Bend (Indiana) | 5,149.27 mi (8,286.95 km) |
| Sofia to South Bradenton (Florida) | 5,686.53 mi (9,151.59 km) |
| Sofia to South Burlington (Vermont) | 4,523.51 mi (7,279.89 km) |
| Sofia to South Charleston (West Virginia) | 5,131.67 mi (8,258.62 km) |
| Sofia to South Daytona (Florida) | 5,535.70 mi (8,908.85 km) |
| Sofia to South El Monte (California) | 6,599.15 mi (10,620.31 km) |
| Sofia to South Elgin (Illinois) | 5,208.98 mi (8,383.05 km) |
| Sofia to South Euclid (Ohio) | 4,976.79 mi (8,009.37 km) |
| Sofia to South Farmingdale (New York) | 4,689.62 mi (7,547.21 km) |
