| Kastamonu to Frederick (Maryland) | 5,379.35 mi (8,657.23 km) |
| Kastamonu to Fredericksburg (Texas) | 6,638.65 mi (10,683.87 km) |
| Kastamonu to Fredericksburg (Virginia) | 5,437.01 mi (8,750.03 km) |
| Kastamonu to Frederickson (Washington) | 6,151.34 mi (9,899.62 km) |
| Kastamonu to Freeport (Illinois) | 5,665.91 mi (9,118.40 km) |
| Kastamonu to Freeport (New York) | 5,174.14 mi (8,326.98 km) |
| Kastamonu to Freeport (Texas) | 6,593.25 mi (10,610.81 km) |
| Kastamonu to Fremont (California) | 6,774.48 mi (10,902.47 km) |
| Kastamonu to Fremont (Nebraska) | 5,925.56 mi (9,536.27 km) |
| Kastamonu to Fremont (Ohio) | 5,494.03 mi (8,841.78 km) |
| Kastamonu to French Valley (California) | 6,935.83 mi (11,162.14 km) |
| Kastamonu to Fresno (California) | 6,783.95 mi (10,917.71 km) |
| Kastamonu to Fresno (Texas) | 6,563.99 mi (10,563.72 km) |
| Kastamonu to Fridley (Minnesota) | 5,626.48 mi (9,054.94 km) |
| Kastamonu to Friendly (Maryland) | 5,394.54 mi (8,681.67 km) |
