| Rockville to Barking | 3,669.25 mi (5,905.08 km) |
| Rockville to Barnet | 3,655.56 mi (5,883.06 km) |
| Rockville to Barnoldswick | 3,530.04 mi (5,681.05 km) |
| Rockville to Barnsley | 3,564.79 mi (5,736.97 km) |
| Rockville to Barnstaple | 3,508.52 mi (5,646.42 km) |
| Rockville to Barrhead | 3,413.59 mi (5,493.65 km) |
| Rockville to Barri | 3,534.82 mi (5,688.75 km) |
| Rockville to Barrow in Furness | 3,485.88 mi (5,609.98 km) |
| Rockville to Barton upon Humber | 3,602.66 mi (5,797.93 km) |
| Rockville to Barton upon Irwell | 3,531.51 mi (5,683.41 km) |
| Rockville to Barwell | 3,589.69 mi (5,777.04 km) |
| Rockville to Basford | 3,588.47 mi (5,775.08 km) |
| Rockville to Basildon | 3,685.01 mi (5,930.45 km) |
| Rockville to Basingstoke | 3,627.53 mi (5,837.95 km) |
| Rockville to Bath | 3,572.83 mi (5,749.92 km) |
