| Pontypridd to Lewiston (Maine) | 3,031.39 mi (4,878.55 km) |
| Pontypridd to Lewisville (North Carolina) | 3,797.85 mi (6,112.05 km) |
| Pontypridd to Lewisville (Texas) | 4,613.84 mi (7,425.25 km) |
| Pontypridd to Lexington (Kentucky) | 3,872.55 mi (6,232.26 km) |
| Pontypridd to Lexington (Nebraska) | 4,328.78 mi (6,966.51 km) |
| Pontypridd to Lexington (North Carolina) | 3,805.75 mi (6,124.77 km) |
| Pontypridd to Lexington (South Carolina) | 3,930.62 mi (6,325.73 km) |
| Pontypridd to Lexington Park (Maryland) | 3,535.50 mi (5,689.84 km) |
| Pontypridd to Liberal (Kansas) | 4,560.31 mi (7,339.10 km) |
| Pontypridd to Liberty (Missouri) | 4,206.11 mi (6,769.07 km) |
| Pontypridd to Liberty Lake (Washington) | 4,542.38 mi (7,310.25 km) |
| Pontypridd to Liberty Triangle (Florida) | 4,211.19 mi (6,777.25 km) |
| Pontypridd to Libertyville (Illinois) | 3,815.65 mi (6,140.69 km) |
| Pontypridd to Lighthouse Point (Florida) | 4,260.51 mi (6,856.63 km) |
| Pontypridd to Lilburn (Georgia) | 4,055.95 mi (6,527.43 km) |
