| Harpenden to Bad Breisig | 343.34 mi (552.54 km) |
| Harpenden to Bad Camberg | 388.44 mi (625.14 km) |
| Harpenden to Bad Doberan | 533.30 mi (858.27 km) |
| Harpenden to Bad Driburg | 400.31 mi (644.23 km) |
| Harpenden to Bad Durkheim | 407.05 mi (655.08 km) |
| Harpenden to Bad Durrenberg | 534.20 mi (859.71 km) |
| Harpenden to Bad Durrheim | 474.08 mi (762.96 km) |
| Harpenden to Bad Ems | 364.41 mi (586.45 km) |
| Harpenden to Bad Essen | 370.60 mi (596.42 km) |
| Harpenden to Bad Fallingbostel | 429.98 mi (691.98 km) |
| Harpenden to Bad Frankenhausen | 492.22 mi (792.15 km) |
| Harpenden to Bad Freienwalde | 610.41 mi (982.35 km) |
| Harpenden to Bad Gandersheim | 442.62 mi (712.33 km) |
| Harpenden to Bad Harzburg | 465.43 mi (749.04 km) |
| Harpenden to Bad Hersfeld | 438.74 mi (706.09 km) |
