| Fallbrook to Fortuna Foothills (Arizona) | 171.01 mi (275.21 km) |
| Fallbrook to Foster City (California) | 404.96 mi (651.72 km) |
| Fallbrook to Fostoria (Ohio) | 1,922.20 mi (3,093.47 km) |
| Fallbrook to Fountain (Colorado) | 790.38 mi (1,271.99 km) |
| Fallbrook to Fountain Hills (Arizona) | 316.52 mi (509.39 km) |
| Fallbrook to Fountain Inn (South Carolina) | 1,997.47 mi (3,214.61 km) |
| Fallbrook to Fountain Valley (California) | 47.97 mi (77.20 km) |
| Fallbrook to Fountainebleau (Florida) | 2,265.07 mi (3,645.28 km) |
| Fallbrook to Four Corners (Oregon) | 855.43 mi (1,376.68 km) |
| Fallbrook to Four Corners (Texas) | 1,293.20 mi (2,081.20 km) |
| Fallbrook to Four Square Mile (Colorado) | 810.89 mi (1,305.00 km) |
| Fallbrook to Fox Crossing (Wisconsin) | 1,708.24 mi (2,749.14 km) |
| Fallbrook to Fox Lake (Illinois) | 1,692.15 mi (2,723.26 km) |
| Fallbrook to Framingham (Massachusetts) | 2,541.50 mi (4,090.15 km) |
| Fallbrook to Franconia (Virginia) | 2,250.38 mi (3,621.64 km) |
