| London Colney to Blue Springs (Missouri) | 4,322.36 mi (6,956.17 km) |
| London Colney to Bluffdale (Utah) | 4,862.54 mi (7,825.51 km) |
| London Colney to Bluffton (Indiana) | 3,892.48 mi (6,264.34 km) |
| London Colney to Bluffton (South Carolina) | 4,128.18 mi (6,643.67 km) |
| London Colney to Blythe (California) | 5,331.05 mi (8,579.50 km) |
| London Colney to Blytheville (Arkansas) | 4,307.61 mi (6,932.43 km) |
| London Colney to Boca Raton (Florida) | 4,384.07 mi (7,055.48 km) |
| London Colney to Boerne (Texas) | 4,965.77 mi (7,991.63 km) |
| London Colney to Bogalusa (Louisiana) | 4,564.14 mi (7,345.27 km) |
| London Colney to Boiling Springs (South Carolina) | 4,034.08 mi (6,492.22 km) |
| London Colney to Boise (Idaho) | 4,822.94 mi (7,761.77 km) |
| London Colney to Bolingbrook (Illinois) | 3,960.73 mi (6,374.18 km) |
| London Colney to Bolivar (Missouri) | 4,360.05 mi (7,016.82 km) |
| London Colney to Bon Air (Virginia) | 3,737.98 mi (6,015.69 km) |
| London Colney to Bonham (Texas) | 4,669.49 mi (7,514.82 km) |
