| Llantrisant to La Riviera (California) | 5,176.90 mi (8,331.42 km) |
| Llantrisant to La Vergne (Tennessee) | 4,052.63 mi (6,522.07 km) |
| Llantrisant to La Verne (California) | 5,313.52 mi (8,551.29 km) |
| Llantrisant to La Vista (Nebraska) | 4,174.67 mi (6,718.48 km) |
| Llantrisant to Lacey (Washington) | 4,739.42 mi (7,627.36 km) |
| Llantrisant to Lackawanna (New York) | 3,433.99 mi (5,526.47 km) |
| Llantrisant to Laconia (New Hampshire) | 3,105.35 mi (4,997.58 km) |
| Llantrisant to Ladera Ranch (California) | 5,341.36 mi (8,596.09 km) |
| Llantrisant to Ladson (South Carolina) | 3,930.54 mi (6,325.60 km) |
| Llantrisant to Lady Lake (Florida) | 4,205.92 mi (6,768.77 km) |
| Llantrisant to Lafayette (California) | 5,238.91 mi (8,431.22 km) |
| Llantrisant to Lafayette (Colorado) | 4,561.34 mi (7,340.77 km) |
| Llantrisant to Lafayette (Indiana) | 3,859.36 mi (6,211.04 km) |
| Llantrisant to Lafayette (Louisiana) | 4,560.81 mi (7,339.91 km) |
| Llantrisant to LaGrange (Georgia) | 4,134.60 mi (6,653.99 km) |
