| London Colney to Laindon | 32.53 mi (52.35 km) |
| London Colney to Lambeth | 18.06 mi (29.07 km) |
| London Colney to Lanark | 307.59 mi (495.02 km) |
| London Colney to Lancaster | 191.37 mi (307.99 km) |
| London Colney to Lancing | 61.77 mi (99.42 km) |
| London Colney to Larbert | 329.70 mi (530.60 km) |
| London Colney to Largs | 337.31 mi (542.84 km) |
| London Colney to Larkhall | 315.06 mi (507.04 km) |
| London Colney to Launceston | 191.23 mi (307.76 km) |
| London Colney to Leagrave | 14.14 mi (22.75 km) |
| London Colney to Leatherhead | 29.81 mi (47.97 km) |
| London Colney to Ledbury | 93.03 mi (149.72 km) |
| London Colney to Leeds | 152.54 mi (245.49 km) |
| London Colney to Leek | 119.96 mi (193.06 km) |
| London Colney to Leicester | 71.98 mi (115.84 km) |
