| Canals to Hutchinson (Minnesota) | 4,557.71 mi (7,334.93 km) |
| Canals to Hutto (Texas) | 5,265.58 mi (8,474.13 km) |
| Canals to Hyattsville (Maryland) | 3,970.22 mi (6,389.45 km) |
| Canals to Hybla Valley (Virginia) | 3,982.90 mi (6,409.85 km) |
| Canals to Idaho Falls (Idaho) | 5,314.24 mi (8,552.44 km) |
| Canals to Idylwood (Virginia) | 3,984.50 mi (6,412.43 km) |
| Canals to Ilchester (Maryland) | 3,953.39 mi (6,362.37 km) |
| Canals to Immokalee (Florida) | 4,629.47 mi (7,450.41 km) |
| Canals to Imperial (California) | 5,960.84 mi (9,593.05 km) |
| Canals to Imperial Beach (California) | 6,037.17 mi (9,715.88 km) |
| Canals to Independence (Kentucky) | 4,331.13 mi (6,970.28 km) |
| Canals to Independence (Missouri) | 4,773.99 mi (7,683.00 km) |
| Canals to Indian Trail (North Carolina) | 4,276.30 mi (6,882.03 km) |
| Canals to Indiana (Pennsylvania) | 4,024.09 mi (6,476.14 km) |
| Canals to Indianapolis (Indiana) | 4,376.98 mi (7,044.07 km) |
