| Fort Madison to Lowell (Indiana) | 210.29 mi (338.43 km) |
| Fort Madison to Lowell (Massachusetts) | 1,041.25 mi (1,675.73 km) |
| Fort Madison to Lower Burrell (Pennsylvania) | 610.02 mi (981.74 km) |
| Fort Madison to Lowes Island (Virginia) | 749.81 mi (1,206.70 km) |
| Fort Madison to Lubbock (Texas) | 757.19 mi (1,218.59 km) |
| Fort Madison to Lufkin (Texas) | 669.52 mi (1,077.48 km) |
| Fort Madison to Luling (Louisiana) | 742.80 mi (1,195.42 km) |
| Fort Madison to Lumberton (North Carolina) | 790.49 mi (1,272.18 km) |
| Fort Madison to Lumberton (Texas) | 733.82 mi (1,180.97 km) |
| Fort Madison to Lutz (Florida) | 999.42 mi (1,608.42 km) |
| Fort Madison to Lynbrook (New York) | 925.22 mi (1,489.00 km) |
| Fort Madison to Lynchburg (Virginia) | 689.02 mi (1,108.86 km) |
| Fort Madison to Lynden (Washington) | 1,616.44 mi (2,601.42 km) |
| Fort Madison to Lyndhurst (Ohio) | 516.98 mi (832.00 km) |
| Fort Madison to Lyndon (Kentucky) | 347.78 mi (559.69 km) |
