| Canals to Gages Lake (Illinois) | 4,371.94 mi (7,035.95 km) |
| Canals to Gahanna (Ohio) | 4,216.59 mi (6,785.94 km) |
| Canals to Gainesville (Florida) | 4,553.97 mi (7,328.91 km) |
| Canals to Gainesville (Georgia) | 4,459.53 mi (7,176.92 km) |
| Canals to Gainesville (Texas) | 5,118.30 mi (8,237.11 km) |
| Canals to Gainesville (Virginia) | 4,008.13 mi (6,450.47 km) |
| Canals to Gaithersburg (Maryland) | 3,977.34 mi (6,400.90 km) |
| Canals to Galena Park (Texas) | 5,188.38 mi (8,349.90 km) |
| Canals to Galesburg (Illinois) | 4,527.52 mi (7,286.34 km) |
| Canals to Galion (Ohio) | 4,189.47 mi (6,742.30 km) |
| Canals to Gallatin (Tennessee) | 4,511.78 mi (7,261.00 km) |
| Canals to Gallup (New Mexico) | 5,549.88 mi (8,931.66 km) |
| Canals to Galt (California) | 5,910.74 mi (9,512.42 km) |
| Canals to Galveston (Texas) | 5,192.39 mi (8,356.34 km) |
| Canals to Gantt (South Carolina) | 4,372.34 mi (7,036.60 km) |
