| Pontneddfechan to Lowell (Indiana) | 3,825.87 mi (6,157.14 km) |
| Pontneddfechan to Lowell (Massachusetts) | 3,123.55 mi (5,026.86 km) |
| Pontneddfechan to Lower Burrell (Pennsylvania) | 3,552.60 mi (5,717.36 km) |
| Pontneddfechan to Lowes Island (Virginia) | 3,524.56 mi (5,672.22 km) |
| Pontneddfechan to Lubbock (Texas) | 4,761.50 mi (7,662.89 km) |
| Pontneddfechan to Lufkin (Texas) | 4,599.01 mi (7,401.39 km) |
| Pontneddfechan to Luling (Louisiana) | 4,494.65 mi (7,233.45 km) |
| Pontneddfechan to Lumberton (North Carolina) | 3,795.92 mi (6,108.94 km) |
| Pontneddfechan to Lumberton (Texas) | 4,632.62 mi (7,455.49 km) |
| Pontneddfechan to Lutz (Florida) | 4,255.03 mi (6,847.81 km) |
| Pontneddfechan to Lynbrook (New York) | 3,303.04 mi (5,315.72 km) |
| Pontneddfechan to Lynchburg (Virginia) | 3,674.44 mi (5,913.45 km) |
| Pontneddfechan to Lynden (Washington) | 4,606.45 mi (7,413.37 km) |
| Pontneddfechan to Lyndhurst (Ohio) | 3,582.58 mi (5,765.60 km) |
| Pontneddfechan to Lyndon (Kentucky) | 3,893.93 mi (6,266.67 km) |
