| Lockhart to Fortuna (California) | 1,657.57 mi (2,667.60 km) |
| Lockhart to Fortuna Foothills (Arizona) | 1,004.51 mi (1,616.60 km) |
| Lockhart to Foster City (California) | 1,503.60 mi (2,419.81 km) |
| Lockhart to Fostoria (Ohio) | 1,115.91 mi (1,795.89 km) |
| Lockhart to Fountain (Colorado) | 727.61 mi (1,170.97 km) |
| Lockhart to Fountain Hills (Arizona) | 864.35 mi (1,391.03 km) |
| Lockhart to Fountain Inn (South Carolina) | 962.42 mi (1,548.86 km) |
| Lockhart to Fountain Valley (California) | 1,217.19 mi (1,958.88 km) |
| Lockhart to Fountainebleau (Florida) | 1,095.44 mi (1,762.95 km) |
| Lockhart to Four Corners (Oregon) | 1,722.14 mi (2,771.52 km) |
| Lockhart to Four Corners (Texas) | 122.20 mi (196.66 km) |
| Lockhart to Four Square Mile (Colorado) | 790.45 mi (1,272.10 km) |
| Lockhart to Fox Crossing (Wisconsin) | 1,111.83 mi (1,789.31 km) |
| Lockhart to Fox Lake (Illinois) | 1,014.41 mi (1,632.54 km) |
| Lockhart to Framingham (Massachusetts) | 1,688.12 mi (2,716.77 km) |
