| Harpenden to Bingen am Rhein | 381.46 mi (613.90 km) |
| Harpenden to Birkenau | 425.71 mi (685.12 km) |
| Harpenden to Birkenfeld | 445.19 mi (716.46 km) |
| Harpenden to Bischofsheim | 399.59 mi (643.08 km) |
| Harpenden to Bischofswerda | 626.19 mi (1,007.76 km) |
| Harpenden to Bisingen | 476.68 mi (767.14 km) |
| Harpenden to Bissendorf | 363.11 mi (584.36 km) |
| Harpenden to Bitburg | 326.04 mi (524.71 km) |
| Harpenden to Bitterfeld | 541.81 mi (871.96 km) |
| Harpenden to Blankenburg | 482.90 mi (777.15 km) |
| Harpenden to Blankenfelde | 584.18 mi (940.15 km) |
| Harpenden to Blaubeuren | 506.44 mi (815.03 km) |
| Harpenden to Bleicherode | 468.82 mi (754.49 km) |
| Harpenden to Blieskastel | 378.41 mi (608.99 km) |
| Harpenden to Blomberg | 402.29 mi (647.42 km) |
