| Sofia to Fortuna Foothills (Arizona) | 6,582.42 mi (10,593.39 km) |
| Sofia to Foster City (California) | 6,485.19 mi (10,436.91 km) |
| Sofia to Fostoria (Ohio) | 5,066.22 mi (8,153.29 km) |
| Sofia to Fountain (Colorado) | 5,938.52 mi (9,557.13 km) |
| Sofia to Fountain Hills (Arizona) | 6,448.01 mi (10,377.07 km) |
| Sofia to Fountain Inn (South Carolina) | 5,322.94 mi (8,566.44 km) |
| Sofia to Fountain Valley (California) | 6,617.35 mi (10,649.60 km) |
| Sofia to Fountainebleau (Florida) | 5,668.79 mi (9,123.03 km) |
| Sofia to Four Corners (Oregon) | 6,036.03 mi (9,714.06 km) |
| Sofia to Four Corners (Texas) | 6,114.59 mi (9,840.48 km) |
| Sofia to Four Square Mile (Colorado) | 5,889.04 mi (9,477.50 km) |
| Sofia to Fox Crossing (Wisconsin) | 5,105.88 mi (8,217.12 km) |
| Sofia to Fox Lake (Illinois) | 5,183.13 mi (8,341.45 km) |
| Sofia to Framingham (Massachusetts) | 4,540.27 mi (7,306.87 km) |
| Sofia to Franconia (Virginia) | 4,927.52 mi (7,930.08 km) |
