| Castelnaudary to Frederick (Maryland) | 3,962.79 mi (6,377.49 km) |
| Castelnaudary to Fredericksburg (Texas) | 5,308.94 mi (8,543.91 km) |
| Castelnaudary to Fredericksburg (Virginia) | 4,007.88 mi (6,450.05 km) |
| Castelnaudary to Frederickson (Washington) | 5,327.08 mi (8,573.11 km) |
| Castelnaudary to Freeport (Illinois) | 4,385.19 mi (7,057.28 km) |
| Castelnaudary to Freeport (New York) | 3,745.75 mi (6,028.21 km) |
| Castelnaudary to Freeport (Texas) | 5,214.10 mi (8,391.29 km) |
| Castelnaudary to Fremont (California) | 5,838.76 mi (9,396.58 km) |
| Castelnaudary to Fremont (Nebraska) | 4,701.01 mi (7,565.54 km) |
| Castelnaudary to Fremont (Ohio) | 4,144.58 mi (6,670.06 km) |
| Castelnaudary to French Valley (California) | 5,880.32 mi (9,463.46 km) |
| Castelnaudary to Fresno (California) | 5,805.20 mi (9,342.56 km) |
| Castelnaudary to Fresno (Texas) | 5,191.86 mi (8,355.49 km) |
| Castelnaudary to Fridley (Minnesota) | 4,418.57 mi (7,111.00 km) |
| Castelnaudary to Friendly (Maryland) | 3,966.97 mi (6,384.22 km) |
