| Porthcawl to Lewiston (Maine) | 3,019.70 mi (4,859.73 km) |
| Porthcawl to Lewisville (North Carolina) | 3,785.76 mi (6,092.60 km) |
| Porthcawl to Lewisville (Texas) | 4,603.69 mi (7,408.92 km) |
| Porthcawl to Lexington (Kentucky) | 3,861.42 mi (6,214.36 km) |
| Porthcawl to Lexington (Nebraska) | 4,320.57 mi (6,953.29 km) |
| Porthcawl to Lexington (North Carolina) | 3,793.58 mi (6,105.18 km) |
| Porthcawl to Lexington (South Carolina) | 3,918.25 mi (6,305.82 km) |
| Porthcawl to Lexington Park (Maryland) | 3,523.29 mi (5,670.19 km) |
| Porthcawl to Liberal (Kansas) | 4,551.55 mi (7,325.01 km) |
| Porthcawl to Liberty (Missouri) | 4,196.73 mi (6,753.98 km) |
| Porthcawl to Liberty Lake (Washington) | 4,538.46 mi (7,303.94 km) |
| Porthcawl to Liberty Triangle (Florida) | 4,198.13 mi (6,756.25 km) |
| Porthcawl to Libertyville (Illinois) | 3,805.95 mi (6,125.09 km) |
| Porthcawl to Lighthouse Point (Florida) | 4,246.76 mi (6,834.50 km) |
| Porthcawl to Lilburn (Georgia) | 4,043.99 mi (6,508.17 km) |
