| Llantwit Major to Lewiston (Maine) | 3,030.07 mi (4,876.42 km) |
| Llantwit Major to Lewisville (North Carolina) | 3,796.06 mi (6,109.17 km) |
| Llantwit Major to Lewisville (Texas) | 4,614.23 mi (7,425.88 km) |
| Llantwit Major to Lexington (Kentucky) | 3,871.87 mi (6,231.18 km) |
| Llantwit Major to Lexington (Nebraska) | 4,331.13 mi (6,970.27 km) |
| Llantwit Major to Lexington (North Carolina) | 3,803.87 mi (6,121.73 km) |
| Llantwit Major to Lexington (South Carolina) | 3,928.50 mi (6,322.30 km) |
| Llantwit Major to Lexington Park (Maryland) | 3,533.56 mi (5,686.72 km) |
| Llantwit Major to Liberal (Kansas) | 4,562.12 mi (7,342.02 km) |
| Llantwit Major to Liberty (Missouri) | 4,207.30 mi (6,770.99 km) |
| Llantwit Major to Liberty Lake (Washington) | 4,548.48 mi (7,320.07 km) |
| Llantwit Major to Liberty Triangle (Florida) | 4,208.20 mi (6,772.45 km) |
| Llantwit Major to Libertyville (Illinois) | 3,816.51 mi (6,142.09 km) |
| Llantwit Major to Lighthouse Point (Florida) | 4,256.59 mi (6,850.32 km) |
| Llantwit Major to Lilburn (Georgia) | 4,054.31 mi (6,524.78 km) |
