| Harpenden to Brandenburg | 547.53 mi (881.17 km) |
| Harpenden to Brandis | 556.82 mi (896.11 km) |
| Harpenden to Braunfels | 388.74 mi (625.61 km) |
| Harpenden to Braunsbedra | 527.08 mi (848.25 km) |
| Harpenden to Braunschweig | 462.52 mi (744.35 km) |
| Harpenden to Breckerfeld | 337.98 mi (543.93 km) |
| Harpenden to Breisach am Rhein | 438.87 mi (706.30 km) |
| Harpenden to Bremen | 394.90 mi (635.53 km) |
| Harpenden to Bremerhaven | 392.64 mi (631.89 km) |
| Harpenden to Bremervorde | 413.58 mi (665.59 km) |
| Harpenden to Bretten | 442.20 mi (711.65 km) |
| Harpenden to Bretzfeld | 466.52 mi (750.79 km) |
| Harpenden to Brieselang | 567.09 mi (912.64 km) |
| Harpenden to Brilon | 383.64 mi (617.41 km) |
| Harpenden to Bruchhausen-Vilsen | 400.82 mi (645.06 km) |
