| Harpenden to Barberton (Ohio) | 3,736.14 mi (6,012.74 km) |
| Harpenden to Bardstown (Kentucky) | 4,036.60 mi (6,496.28 km) |
| Harpenden to Barrington (Illinois) | 3,935.21 mi (6,333.11 km) |
| Harpenden to Barstow (California) | 5,334.21 mi (8,584.58 km) |
| Harpenden to Bartlesville (Oklahoma) | 4,494.30 mi (7,232.87 km) |
| Harpenden to Bartlett (Illinois) | 3,946.19 mi (6,350.79 km) |
| Harpenden to Bartlett (Tennessee) | 4,334.26 mi (6,975.32 km) |
| Harpenden to Bartow (Florida) | 4,376.32 mi (7,043.00 km) |
| Harpenden to Batavia (Illinois) | 3,956.32 mi (6,367.09 km) |
| Harpenden to Batavia (New York) | 3,513.17 mi (5,653.90 km) |
| Harpenden to Batesville (Arkansas) | 4,377.96 mi (7,045.65 km) |
| Harpenden to Baton Rouge (Louisiana) | 4,628.01 mi (7,448.06 km) |
| Harpenden to Battle Creek (Michigan) | 3,818.21 mi (6,144.82 km) |
| Harpenden to Battle Ground (Washington) | 4,871.85 mi (7,840.48 km) |
| Harpenden to Bay City (Michigan) | 3,708.52 mi (5,968.28 km) |
