| Harpenden to Felida (Washington) | 4,879.97 mi (7,853.56 km) |
| Harpenden to Fenton (Michigan) | 3,737.34 mi (6,014.66 km) |
| Harpenden to Fergus Falls (Minnesota) | 4,027.80 mi (6,482.12 km) |
| Harpenden to Ferguson (Missouri) | 4,179.90 mi (6,726.90 km) |
| Harpenden to Fernandina Beach (Florida) | 4,222.49 mi (6,795.44 km) |
| Harpenden to Ferndale (Maryland) | 3,619.72 mi (5,825.38 km) |
| Harpenden to Ferndale (Michigan) | 3,730.19 mi (6,003.17 km) |
| Harpenden to Ferndale (Washington) | 4,696.94 mi (7,558.99 km) |
| Harpenden to Fernley (Nevada) | 5,132.87 mi (8,260.56 km) |
| Harpenden to Ferry Pass (Florida) | 4,465.03 mi (7,185.78 km) |
| Harpenden to Festus (Missouri) | 4,210.11 mi (6,775.52 km) |
| Harpenden to Fife (Washington) | 4,783.31 mi (7,697.99 km) |
| Harpenden to Fillmore (California) | 5,420.52 mi (8,723.48 km) |
| Harpenden to Findlay (Ohio) | 3,814.08 mi (6,138.16 km) |
| Harpenden to Finneytown (Ohio) | 3,933.36 mi (6,330.13 km) |
