| Llantrisant to Linslade | 118.41 mi (190.56 km) |
| Llantrisant to Lisburn | 233.29 mi (375.45 km) |
| Llantrisant to Liskeard | 88.89 mi (143.06 km) |
| Llantrisant to Litherland | 134.33 mi (216.19 km) |
| Llantrisant to Little Bookham | 129.91 mi (209.06 km) |
| Llantrisant to Little Hulton | 143.12 mi (230.33 km) |
| Llantrisant to Little Lever | 145.89 mi (234.79 km) |
| Llantrisant to Littleborough | 154.80 mi (249.13 km) |
| Llantrisant to Littlehampton | 132.78 mi (213.69 km) |
| Llantrisant to Littleover | 123.06 mi (198.05 km) |
| Llantrisant to Littleport | 168.78 mi (271.63 km) |
| Llantrisant to Liverpool | 129.90 mi (209.05 km) |
| Llantrisant to Liversedge | 165.41 mi (266.20 km) |
| Llantrisant to Livingston | 300.02 mi (482.83 km) |
| Llantrisant to Llanelli | 35.20 mi (56.65 km) |
