| Unterwellenborn to Fortuna Foothills (Arizona) | 5,802.40 mi (9,338.06 km) |
| Unterwellenborn to Foster City (California) | 5,725.71 mi (9,214.64 km) |
| Unterwellenborn to Fostoria (Ohio) | 4,287.57 mi (6,900.18 km) |
| Unterwellenborn to Fountain (Colorado) | 5,154.40 mi (8,295.21 km) |
| Unterwellenborn to Fountain Hills (Arizona) | 5,665.92 mi (9,118.42 km) |
| Unterwellenborn to Fountain Inn (South Carolina) | 4,558.38 mi (7,336.00 km) |
| Unterwellenborn to Fountain Valley (California) | 5,843.53 mi (9,404.26 km) |
| Unterwellenborn to Fountainebleau (Florida) | 4,935.38 mi (7,942.73 km) |
| Unterwellenborn to Four Corners (Oregon) | 5,291.20 mi (8,515.36 km) |
| Unterwellenborn to Four Corners (Texas) | 5,336.82 mi (8,588.78 km) |
| Unterwellenborn to Four Square Mile (Colorado) | 5,105.58 mi (8,216.64 km) |
| Unterwellenborn to Fox Crossing (Wisconsin) | 4,321.02 mi (6,954.01 km) |
| Unterwellenborn to Fox Lake (Illinois) | 4,399.44 mi (7,080.22 km) |
| Unterwellenborn to Framingham (Massachusetts) | 3,775.31 mi (6,075.78 km) |
| Unterwellenborn to Franconia (Virginia) | 4,162.30 mi (6,698.58 km) |
