| Thornton Heath to Frederick (Maryland) | 3,659.54 mi (5,889.45 km) |
| Thornton Heath to Fredericksburg (Texas) | 4,963.23 mi (7,987.54 km) |
| Thornton Heath to Fredericksburg (Virginia) | 3,713.59 mi (5,976.44 km) |
| Thornton Heath to Frederickson (Washington) | 4,820.78 mi (7,758.30 km) |
| Thornton Heath to Freeport (Illinois) | 4,008.52 mi (6,451.08 km) |
| Thornton Heath to Freeport (New York) | 3,449.71 mi (5,551.76 km) |
| Thornton Heath to Freeport (Texas) | 4,894.31 mi (7,876.64 km) |
| Thornton Heath to Fremont (California) | 5,361.52 mi (8,628.53 km) |
| Thornton Heath to Fremont (Nebraska) | 4,302.58 mi (6,924.34 km) |
| Thornton Heath to Fremont (Ohio) | 3,801.09 mi (6,117.27 km) |
| Thornton Heath to French Valley (California) | 5,435.05 mi (8,746.87 km) |
| Thornton Heath to Fresno (California) | 5,338.21 mi (8,591.03 km) |
| Thornton Heath to Fresno (Texas) | 4,867.96 mi (7,834.22 km) |
| Thornton Heath to Fridley (Minnesota) | 4,010.68 mi (6,454.57 km) |
| Thornton Heath to Friendly (Maryland) | 3,671.38 mi (5,908.51 km) |
