| London Colney to Bountiful (Utah) | 4,838.46 mi (7,786.75 km) |
| London Colney to Bourbonnais (Illinois) | 3,976.00 mi (6,398.76 km) |
| London Colney to Bowie (Maryland) | 3,638.64 mi (5,855.83 km) |
| London Colney to Bowling Green (Kentucky) | 4,120.49 mi (6,631.29 km) |
| London Colney to Bowling Green (Ohio) | 3,804.04 mi (6,122.02 km) |
| London Colney to Box Elder (South Dakota) | 4,379.19 mi (7,047.63 km) |
| London Colney to Boynton Beach (Florida) | 4,375.21 mi (7,041.22 km) |
| London Colney to Bozeman (Montana) | 4,553.20 mi (7,327.67 km) |
| London Colney to Bradenton (Florida) | 4,431.38 mi (7,131.62 km) |
| London Colney to Bradfordville (Florida) | 4,344.23 mi (6,991.37 km) |
| London Colney to Bradley (Illinois) | 3,975.62 mi (6,398.15 km) |
| London Colney to Bradley Gardens (New Jersey) | 3,482.53 mi (5,604.59 km) |
| London Colney to Brainerd (Minnesota) | 3,964.74 mi (6,380.64 km) |
| London Colney to Brambleton (Virginia) | 3,669.66 mi (5,905.75 km) |
| London Colney to Brandermill (Virginia) | 3,745.19 mi (6,027.29 km) |
