| Castelnaudary to Fortuna Foothills (Arizona) | 5,828.36 mi (9,379.83 km) |
| Castelnaudary to Foster City (California) | 5,846.52 mi (9,409.06 km) |
| Castelnaudary to Fostoria (Ohio) | 4,164.83 mi (6,702.65 km) |
| Castelnaudary to Fountain (Colorado) | 5,151.52 mi (8,290.56 km) |
| Castelnaudary to Fountain Hills (Arizona) | 5,677.42 mi (9,136.92 km) |
| Castelnaudary to Fountain Inn (South Carolina) | 4,364.09 mi (7,023.33 km) |
| Castelnaudary to Fountain Valley (California) | 5,905.28 mi (9,503.63 km) |
| Castelnaudary to Fountainebleau (Florida) | 4,649.24 mi (7,482.23 km) |
| Castelnaudary to Four Corners (Oregon) | 5,463.26 mi (8,792.26 km) |
| Castelnaudary to Four Corners (Texas) | 5,194.18 mi (8,359.22 km) |
| Castelnaudary to Four Square Mile (Colorado) | 5,112.16 mi (8,227.23 km) |
| Castelnaudary to Fox Crossing (Wisconsin) | 4,260.89 mi (6,857.24 km) |
| Castelnaudary to Fox Lake (Illinois) | 4,319.36 mi (6,951.33 km) |
| Castelnaudary to Framingham (Massachusetts) | 3,593.20 mi (5,782.69 km) |
| Castelnaudary to Franconia (Virginia) | 3,975.55 mi (6,398.02 km) |
