| Harpenden to Friesoythe | 355.63 mi (572.33 km) |
| Harpenden to Fritzlar | 417.04 mi (671.17 km) |
| Harpenden to Frohburg | 557.68 mi (897.50 km) |
| Harpenden to Frondenberg | 348.70 mi (561.18 km) |
| Harpenden to Fulda | 442.64 mi (712.36 km) |
| Harpenden to Fuldabruck | 424.04 mi (682.43 km) |
| Harpenden to Fuldatal | 425.00 mi (683.98 km) |
| Harpenden to Furstenau | 343.08 mi (552.13 km) |
| Harpenden to Furstenfeldbruck | 572.75 mi (921.75 km) |
| Harpenden to Furstenwalde | 612.25 mi (985.33 km) |
| Harpenden to Furth | 426.17 mi (685.86 km) |
| Harpenden to Furth | 522.62 mi (841.08 km) |
| Harpenden to Furth im Wald | 603.41 mi (971.09 km) |
| Harpenden to Furtwangen im Schwarzwald | 460.76 mi (741.52 km) |
| Harpenden to Fussen | 573.83 mi (923.49 km) |
