| Canals to Lowell (Indiana) | 4,383.00 mi (7,053.76 km) |
| Canals to Lowell (Massachusetts) | 3,597.98 mi (5,790.38 km) |
| Canals to Lower Burrell (Pennsylvania) | 4,051.57 mi (6,520.38 km) |
| Canals to Lowes Island (Virginia) | 3,986.71 mi (6,416.00 km) |
| Canals to Lubbock (Texas) | 5,337.58 mi (8,590.01 km) |
| Canals to Lufkin (Texas) | 5,099.51 mi (8,206.87 km) |
| Canals to Luling (Louisiana) | 4,944.82 mi (7,957.92 km) |
| Canals to Lumberton (North Carolina) | 4,211.02 mi (6,776.98 km) |
| Canals to Lumberton (Texas) | 5,118.01 mi (8,236.64 km) |
| Canals to Lutz (Florida) | 4,616.83 mi (7,430.07 km) |
| Canals to Lynbrook (New York) | 3,762.83 mi (6,055.69 km) |
| Canals to Lynchburg (Virginia) | 4,127.52 mi (6,642.60 km) |
| Canals to Lynden (Washington) | 5,402.74 mi (8,694.87 km) |
| Canals to Lyndhurst (Ohio) | 4,105.25 mi (6,606.76 km) |
| Canals to Lyndon (Kentucky) | 4,403.44 mi (7,086.65 km) |
