| Birsfelden to Fortuna Foothills (Arizona) | 5,833.93 mi (9,388.81 km) |
| Birsfelden to Foster City (California) | 5,795.40 mi (9,326.79 km) |
| Birsfelden to Fostoria (Ohio) | 4,252.29 mi (6,843.40 km) |
| Birsfelden to Fountain (Colorado) | 5,171.80 mi (8,323.22 km) |
| Birsfelden to Fountain Hills (Arizona) | 5,691.08 mi (9,158.90 km) |
| Birsfelden to Fountain Inn (South Carolina) | 4,494.77 mi (7,233.64 km) |
| Birsfelden to Fountain Valley (California) | 5,889.76 mi (9,478.65 km) |
| Birsfelden to Fountainebleau (Florida) | 4,835.04 mi (7,781.24 km) |
| Birsfelden to Four Corners (Oregon) | 5,380.01 mi (8,658.30 km) |
| Birsfelden to Four Corners (Texas) | 5,297.47 mi (8,525.46 km) |
| Birsfelden to Four Square Mile (Colorado) | 5,126.67 mi (8,250.57 km) |
| Birsfelden to Fox Crossing (Wisconsin) | 4,311.58 mi (6,938.82 km) |
| Birsfelden to Fox Lake (Illinois) | 4,382.17 mi (7,052.42 km) |
| Birsfelden to Framingham (Massachusetts) | 3,713.21 mi (5,975.84 km) |
| Birsfelden to Franconia (Virginia) | 4,100.14 mi (6,598.53 km) |
