| Canals to Lindsay (California) | 5,933.02 mi (9,548.28 km) |
| Canals to Linganore (Maryland) | 3,973.07 mi (6,394.04 km) |
| Canals to Lino Lakes (Minnesota) | 4,493.63 mi (7,231.80 km) |
| Canals to Linthicum (Maryland) | 3,948.61 mi (6,354.68 km) |
| Canals to Linton Hall (Virginia) | 4,006.44 mi (6,447.74 km) |
| Canals to Lisle (Illinois) | 4,395.85 mi (7,074.43 km) |
| Canals to Lithia Springs (Georgia) | 4,517.91 mi (7,270.87 km) |
| Canals to Little Canada (Minnesota) | 4,498.88 mi (7,240.25 km) |
| Canals to Little Chute (Wisconsin) | 4,321.34 mi (6,954.53 km) |
| Canals to Little Elm (Texas) | 5,126.80 mi (8,250.79 km) |
| Canals to Little Ferry (New Jersey) | 3,775.00 mi (6,075.27 km) |
| Canals to Little Rock (Arkansas) | 4,851.69 mi (7,808.04 km) |
| Canals to Littleton (Colorado) | 5,212.47 mi (8,388.65 km) |
| Canals to Live Oak (California) | 6,001.62 mi (9,658.67 km) |
| Canals to Live Oak (Texas) | 5,344.85 mi (8,601.70 km) |
