| London to Burnham-on-Sea | 125.00 mi (201.17 km) |
| London to Burnley | 180.97 mi (291.24 km) |
| London to Burntwood | 111.31 mi (179.13 km) |
| London to Burscough | 183.94 mi (296.02 km) |
| London to Burslem | 137.25 mi (220.89 km) |
| London to Burton upon Trent | 109.97 mi (176.98 km) |
| London to Burtonwood | 170.36 mi (274.16 km) |
| London to Bury | 170.52 mi (274.43 km) |
| London to Bury Saint Edmunds | 62.59 mi (100.72 km) |
| London to Bushey | 13.71 mi (22.06 km) |
| London to Buxton | 142.49 mi (229.32 km) |
| London to Caerdydd | 131.28 mi (211.27 km) |
| London to Caerfyrddin | 181.02 mi (291.32 km) |
| London to Caernarfon | 208.11 mi (334.92 km) |
| London to Caerphilly | 132.88 mi (213.85 km) |
