| Boom to Barnet | 200.74 mi (323.06 km) |
| Boom to Barnoldswick | 337.90 mi (543.79 km) |
| Boom to Barnsley | 300.04 mi (482.87 km) |
| Boom to Barnstaple | 365.56 mi (588.32 km) |
| Boom to Barrhead | 485.24 mi (780.91 km) |
| Boom to Barri | 330.90 mi (532.54 km) |
| Boom to Barrow in Furness | 380.87 mi (612.95 km) |
| Boom to Barton upon Humber | 271.07 mi (436.24 km) |
| Boom to Barton upon Irwell | 328.72 mi (529.02 km) |
| Boom to Barwell | 264.56 mi (425.77 km) |
| Boom to Basford | 269.17 mi (433.19 km) |
| Boom to Basildon | 170.82 mi (274.91 km) |
| Boom to Basingstoke | 236.55 mi (380.69 km) |
| Boom to Bath | 291.64 mi (469.36 km) |
| Boom to Bathgate | 467.70 mi (752.69 km) |
