| McDonough to Lovington (New Mexico) | 1,108.05 mi (1,783.23 km) |
| McDonough to Lowell (Indiana) | 571.32 mi (919.46 km) |
| McDonough to Lowell (Massachusetts) | 942.12 mi (1,516.20 km) |
| McDonough to Lower Burrell (Pennsylvania) | 550.64 mi (886.17 km) |
| McDonough to Lowes Island (Virginia) | 541.53 mi (871.50 km) |
| McDonough to Lubbock (Texas) | 1,020.71 mi (1,642.67 km) |
| McDonough to Lufkin (Texas) | 633.97 mi (1,020.28 km) |
| McDonough to Luling (Louisiana) | 438.93 mi (706.39 km) |
| McDonough to Lumberton (North Carolina) | 305.11 mi (491.03 km) |
| McDonough to Lumberton (Texas) | 629.53 mi (1,013.13 km) |
| McDonough to Lutz (Florida) | 379.89 mi (611.37 km) |
| McDonough to Lynbrook (New York) | 762.20 mi (1,226.64 km) |
| McDonough to Lynchburg (Virginia) | 390.86 mi (629.03 km) |
| McDonough to Lynden (Washington) | 2,229.10 mi (3,587.40 km) |
| McDonough to Lyndhurst (Ohio) | 576.74 mi (928.17 km) |
