| Maryland Heights to Lovington (New Mexico) | 823.17 mi (1,324.76 km) |
| Maryland Heights to Lowell (Indiana) | 240.28 mi (386.69 km) |
| Maryland Heights to Lowell (Massachusetts) | 1,036.97 mi (1,668.84 km) |
| Maryland Heights to Lower Burrell (Pennsylvania) | 586.34 mi (943.62 km) |
| Maryland Heights to Lowes Island (Virginia) | 705.54 mi (1,135.45 km) |
| Maryland Heights to Lubbock (Texas) | 728.78 mi (1,172.85 km) |
| Maryland Heights to Lufkin (Texas) | 564.73 mi (908.84 km) |
| Maryland Heights to Luling (Louisiana) | 609.31 mi (980.59 km) |
| Maryland Heights to Lumberton (North Carolina) | 694.17 mi (1,117.16 km) |
| Maryland Heights to Lumberton (Texas) | 621.98 mi (1,000.99 km) |
| Maryland Heights to Lutz (Florida) | 864.34 mi (1,391.03 km) |
| Maryland Heights to Lynbrook (New York) | 901.85 mi (1,451.38 km) |
| Maryland Heights to Lynchburg (Virginia) | 620.18 mi (998.09 km) |
| Maryland Heights to Lynden (Washington) | 1,727.05 mi (2,779.42 km) |
| Maryland Heights to Lyndhurst (Ohio) | 512.16 mi (824.25 km) |
