| Kastamonu to Fortuna Foothills (Arizona) | 6,934.96 mi (11,160.74 km) |
| Kastamonu to Foster City (California) | 6,777.36 mi (10,907.10 km) |
| Kastamonu to Fostoria (Ohio) | 5,514.33 mi (8,874.46 km) |
| Kastamonu to Fountain (Colorado) | 6,318.23 mi (10,168.20 km) |
| Kastamonu to Fountain Hills (Arizona) | 6,811.58 mi (10,962.18 km) |
| Kastamonu to Fountain Inn (South Carolina) | 5,797.73 mi (9,330.54 km) |
| Kastamonu to Fountain Valley (California) | 6,946.51 mi (11,179.33 km) |
| Kastamonu to Fountainebleau (Florida) | 6,173.92 mi (9,935.97 km) |
| Kastamonu to Four Corners (Oregon) | 6,302.70 mi (10,143.22 km) |
| Kastamonu to Four Corners (Texas) | 6,563.07 mi (10,562.24 km) |
| Kastamonu to Four Square Mile (Colorado) | 6,264.18 mi (10,081.23 km) |
| Kastamonu to Fox Crossing (Wisconsin) | 5,525.87 mi (8,893.03 km) |
| Kastamonu to Fox Lake (Illinois) | 5,611.48 mi (9,030.80 km) |
| Kastamonu to Framingham (Massachusetts) | 5,015.04 mi (8,070.92 km) |
| Kastamonu to Franconia (Virginia) | 5,401.66 mi (8,693.13 km) |
