| Harrow Weald to Brighton | 54.81 mi (88.21 km) |
| Harrow Weald to Brimington | 122.56 mi (197.24 km) |
| Harrow Weald to Brislington | 95.54 mi (153.76 km) |
| Harrow Weald to Bristol | 97.63 mi (157.12 km) |
| Harrow Weald to Brixham | 161.45 mi (259.83 km) |
| Harrow Weald to Brixton | 13.90 mi (22.36 km) |
| Harrow Weald to Broadstairs | 78.37 mi (126.13 km) |
| Harrow Weald to Broadstone | 92.41 mi (148.72 km) |
| Harrow Weald to Broadwater | 53.62 mi (86.30 km) |
| Harrow Weald to Brockworth | 79.34 mi (127.69 km) |
| Harrow Weald to Bromborough | 163.25 mi (262.73 km) |
| Harrow Weald to Bromley | 20.61 mi (33.18 km) |
| Harrow Weald to Bromsgrove | 88.92 mi (143.10 km) |
| Harrow Weald to Broughton Astley | 74.15 mi (119.33 km) |
| Harrow Weald to Broughty Ferry | 351.30 mi (565.36 km) |
