| Round Rock to Brighton | 4,918.61 mi (7,915.75 km) |
| Round Rock to Brimington | 4,799.80 mi (7,724.53 km) |
| Round Rock to Brislington | 4,806.18 mi (7,734.80 km) |
| Round Rock to Bristol | 4,803.45 mi (7,730.41 km) |
| Round Rock to Brixham | 4,796.01 mi (7,718.43 km) |
| Round Rock to Brixton | 4,900.48 mi (7,886.56 km) |
| Round Rock to Broadstairs | 4,963.81 mi (7,988.48 km) |
| Round Rock to Broadstone | 4,846.80 mi (7,800.17 km) |
| Round Rock to Broadwater | 4,909.07 mi (7,900.38 km) |
| Round Rock to Brockworth | 4,809.98 mi (7,740.92 km) |
| Round Rock to Bromborough | 4,737.46 mi (7,624.21 km) |
| Round Rock to Bromley | 4,907.37 mi (7,897.65 km) |
| Round Rock to Bromsgrove | 4,800.03 mi (7,724.91 km) |
| Round Rock to Broughton Astley | 4,826.58 mi (7,767.63 km) |
| Round Rock to Broughty Ferry | 4,659.71 mi (7,499.08 km) |
