| Lahti to Fortuna Foothills (Arizona) | 5,586.70 mi (8,990.92 km) |
| Lahti to Foster City (California) | 5,392.13 mi (8,677.79 km) |
| Lahti to Fostoria (Ohio) | 4,342.70 mi (6,988.89 km) |
| Lahti to Fountain (Colorado) | 5,005.67 mi (8,055.84 km) |
| Lahti to Fountain Hills (Arizona) | 5,474.95 mi (8,811.07 km) |
| Lahti to Fountain Inn (South Carolina) | 4,694.26 mi (7,554.68 km) |
| Lahti to Fountain Valley (California) | 5,580.05 mi (8,980.23 km) |
| Lahti to Fountainebleau (Florida) | 5,177.79 mi (8,332.84 km) |
| Lahti to Four Corners (Oregon) | 4,910.57 mi (7,902.80 km) |
| Lahti to Four Corners (Texas) | 5,365.20 mi (8,634.46 km) |
| Lahti to Four Square Mile (Colorado) | 4,946.75 mi (7,961.03 km) |
| Lahti to Fox Crossing (Wisconsin) | 4,291.19 mi (6,906.01 km) |
| Lahti to Fox Lake (Illinois) | 4,391.65 mi (7,067.69 km) |
| Lahti to Framingham (Massachusetts) | 3,939.57 mi (6,340.12 km) |
| Lahti to Franconia (Virginia) | 4,309.49 mi (6,935.46 km) |
