| Leek to Fortuna Foothills (Arizona) | 5,262.02 mi (8,468.41 km) |
| Leek to Foster City (California) | 5,227.15 mi (8,412.28 km) |
| Leek to Fostoria (Ohio) | 3,700.29 mi (5,955.05 km) |
| Leek to Fountain (Colorado) | 4,601.24 mi (7,404.98 km) |
| Leek to Fountain Hills (Arizona) | 5,119.65 mi (8,239.28 km) |
| Leek to Fountain Inn (South Carolina) | 3,962.62 mi (6,377.22 km) |
| Leek to Fountain Valley (California) | 5,317.85 mi (8,558.26 km) |
| Leek to Fountainebleau (Florida) | 4,338.81 mi (6,982.65 km) |
| Leek to Four Corners (Oregon) | 4,818.72 mi (7,754.98 km) |
| Leek to Four Corners (Texas) | 4,748.57 mi (7,642.08 km) |
| Leek to Four Square Mile (Colorado) | 4,555.57 mi (7,331.48 km) |
| Leek to Fox Crossing (Wisconsin) | 3,747.51 mi (6,031.03 km) |
| Leek to Fox Lake (Illinois) | 3,821.24 mi (6,149.69 km) |
| Leek to Framingham (Massachusetts) | 3,179.47 mi (5,116.87 km) |
| Leek to Franconia (Virginia) | 3,566.64 mi (5,739.96 km) |
