| London Colney to Linslade | 21.15 mi (34.04 km) |
| London Colney to Lisburn | 305.93 mi (492.35 km) |
| London Colney to Liskeard | 200.96 mi (323.42 km) |
| London Colney to Litherland | 165.49 mi (266.33 km) |
| London Colney to Little Bookham | 31.03 mi (49.94 km) |
| London Colney to Little Hulton | 153.04 mi (246.30 km) |
| London Colney to Little Lever | 153.72 mi (247.38 km) |
| London Colney to Littleborough | 152.41 mi (245.28 km) |
| London Colney to Littlehampton | 64.18 mi (103.29 km) |
| London Colney to Littleover | 96.11 mi (154.67 km) |
| London Colney to Littleport | 56.64 mi (91.16 km) |
| London Colney to Liverpool | 162.09 mi (260.85 km) |
| London Colney to Liversedge | 148.70 mi (239.31 km) |
| London Colney to Livingston | 315.71 mi (508.09 km) |
| London Colney to Llanelli | 165.41 mi (266.20 km) |
