| Canals to Hilliard (Ohio) | 4,229.95 mi (6,807.44 km) |
| Canals to Hillsboro (Oregon) | 5,593.48 mi (9,001.84 km) |
| Canals to Hillsborough (California) | 5,985.89 mi (9,633.36 km) |
| Canals to Hillsborough (New Jersey) | 3,813.93 mi (6,137.93 km) |
| Canals to Hilo (Hawaii) | 8,061.61 mi (12,973.90 km) |
| Canals to Hilton Head Island (South Carolina) | 4,382.21 mi (7,052.49 km) |
| Canals to Hinesville (Georgia) | 4,438.55 mi (7,143.16 km) |
| Canals to Hinsdale (Illinois) | 4,388.32 mi (7,062.33 km) |
| Canals to Hobart (Indiana) | 4,368.79 mi (7,030.89 km) |
| Canals to Hobbs (New Mexico) | 5,431.19 mi (8,740.66 km) |
| Canals to Hobe Sound (Florida) | 4,538.75 mi (7,304.42 km) |
| Canals to Hoboken (New Jersey) | 3,777.32 mi (6,079.02 km) |
| Canals to Hockessin (Delaware) | 3,884.26 mi (6,251.11 km) |
| Canals to Hoffman Estates (Illinois) | 4,389.08 mi (7,063.54 km) |
| Canals to Holbrook (New York) | 3,730.07 mi (6,002.97 km) |
