| Sofia to Superior (Colorado) | 5,883.09 mi (9,467.91 km) |
| Sofia to Superior (Wisconsin) | 5,106.53 mi (8,218.16 km) |
| Sofia to Surprise (Arizona) | 6,464.77 mi (10,404.05 km) |
| Sofia to Susanville (California) | 6,268.28 mi (10,087.82 km) |
| Sofia to Sussex (Wisconsin) | 5,149.85 mi (8,287.89 km) |
| Sofia to Suwanee (Georgia) | 5,430.78 mi (8,739.99 km) |
| Sofia to Swansea (Illinois) | 5,440.86 mi (8,756.21 km) |
| Sofia to Sweetwater (Florida) | 5,669.84 mi (9,124.72 km) |
| Sofia to Sweetwater (Texas) | 6,140.43 mi (9,882.07 km) |
| Sofia to Sycamore (Illinois) | 5,222.07 mi (8,404.11 km) |
| Sofia to Sylacauga (Alabama) | 5,562.70 mi (8,952.30 km) |
| Sofia to Sylvania (Ohio) | 5,051.73 mi (8,129.98 km) |
| Sofia to Syosset (New York) | 4,687.69 mi (7,544.11 km) |
| Sofia to Syracuse (New York) | 4,699.02 mi (7,562.35 km) |
| Sofia to Syracuse (Utah) | 6,015.33 mi (9,680.74 km) |
