| Rio Grande City to Fenton | 5,044.17 mi (8,117.81 km) |
| Rio Grande City to Fern Down | 5,110.73 mi (8,224.93 km) |
| Rio Grande City to Ferryhill | 5,024.41 mi (8,086.01 km) |
| Rio Grande City to Finchley | 5,157.98 mi (8,300.97 km) |
| Rio Grande City to Fleet | 5,140.45 mi (8,272.75 km) |
| Rio Grande City to Fleetwood | 4,988.44 mi (8,028.12 km) |
| Rio Grande City to Flint | 5,000.11 mi (8,046.90 km) |
| Rio Grande City to Flitwick | 5,134.83 mi (8,263.71 km) |
| Rio Grande City to Flixton | 5,023.89 mi (8,085.16 km) |
| Rio Grande City to Folkestone | 5,225.86 mi (8,410.22 km) |
| Rio Grande City to Forfar | 4,927.98 mi (7,930.81 km) |
| Rio Grande City to Formby | 4,995.20 mi (8,039.00 km) |
| Rio Grande City to Forres | 4,879.97 mi (7,853.55 km) |
| Rio Grande City to Fort William | 4,844.58 mi (7,796.59 km) |
| Rio Grande City to Fraserburgh | 4,934.25 mi (7,940.91 km) |
