| Knic to Fortuna Foothills (Arizona) | 6,437.61 mi (10,360.34 km) |
| Knic to Foster City (California) | 6,349.83 mi (10,219.07 km) |
| Knic to Fostoria (Ohio) | 4,911.66 mi (7,904.56 km) |
| Knic to Fountain (Colorado) | 5,790.58 mi (9,319.04 km) |
| Knic to Fountain Hills (Arizona) | 6,301.80 mi (10,141.77 km) |
| Knic to Fountain Inn (South Carolina) | 5,167.08 mi (8,315.61 km) |
| Knic to Fountain Valley (California) | 6,475.91 mi (10,421.97 km) |
| Knic to Fountainebleau (Florida) | 5,513.56 mi (8,873.22 km) |
| Knic to Four Corners (Oregon) | 5,905.79 mi (9,504.45 km) |
| Knic to Four Corners (Texas) | 5,959.79 mi (9,591.35 km) |
| Knic to Four Square Mile (Colorado) | 5,741.73 mi (9,240.42 km) |
| Knic to Fox Crossing (Wisconsin) | 4,953.75 mi (7,972.29 km) |
| Knic to Fox Lake (Illinois) | 5,030.16 mi (8,095.26 km) |
| Knic to Framingham (Massachusetts) | 4,384.46 mi (7,056.11 km) |
| Knic to Franconia (Virginia) | 4,771.70 mi (7,679.30 km) |
