| London Colney to Burnley | 164.16 mi (264.19 km) |
| London Colney to Burntwood | 95.28 mi (153.33 km) |
| London Colney to Burscough | 167.46 mi (269.50 km) |
| London Colney to Burslem | 120.88 mi (194.54 km) |
| London Colney to Burton upon Trent | 93.38 mi (150.29 km) |
| London Colney to Burtonwood | 153.91 mi (247.70 km) |
| London Colney to Bury | 153.78 mi (247.48 km) |
| London Colney to Bury Saint Edmunds | 56.35 mi (90.68 km) |
| London Colney to Bushey | 6.30 mi (10.14 km) |
| London Colney to Buxton | 125.74 mi (202.36 km) |
| London Colney to Caerdydd | 124.70 mi (200.68 km) |
| London Colney to Caerfyrddin | 171.84 mi (276.55 km) |
| London Colney to Caernarfon | 193.64 mi (311.64 km) |
| London Colney to Caerphilly | 125.50 mi (201.97 km) |
| London Colney to Caister-on-Sea | 107.23 mi (172.58 km) |
