| Hemel Hempstead to Lowell (Indiana) | 3,946.10 mi (6,350.63 km) |
| Hemel Hempstead to Lowell (Massachusetts) | 3,250.91 mi (5,231.84 km) |
| Hemel Hempstead to Lower Burrell (Pennsylvania) | 3,677.71 mi (5,918.70 km) |
| Hemel Hempstead to Lowes Island (Virginia) | 3,651.89 mi (5,877.15 km) |
| Hemel Hempstead to Lubbock (Texas) | 4,878.29 mi (7,850.85 km) |
| Hemel Hempstead to Lufkin (Texas) | 4,722.31 mi (7,599.83 km) |
| Hemel Hempstead to Luling (Louisiana) | 4,621.26 mi (7,437.19 km) |
| Hemel Hempstead to Lumberton (North Carolina) | 3,925.14 mi (6,316.90 km) |
| Hemel Hempstead to Lumberton (Texas) | 4,756.91 mi (7,655.50 km) |
| Hemel Hempstead to Lutz (Florida) | 4,385.78 mi (7,058.22 km) |
| Hemel Hempstead to Lynbrook (New York) | 3,430.86 mi (5,521.44 km) |
| Hemel Hempstead to Lynchburg (Virginia) | 3,802.03 mi (6,118.77 km) |
| Hemel Hempstead to Lynden (Washington) | 4,688.50 mi (7,545.41 km) |
| Hemel Hempstead to Lyndhurst (Ohio) | 3,706.01 mi (5,964.24 km) |
| Hemel Hempstead to Lyndon (Kentucky) | 4,017.73 mi (6,465.90 km) |
