| Canals to Greenwood Village (Colorado) | 5,207.05 mi (8,379.94 km) |
| Canals to Greer (South Carolina) | 4,358.73 mi (7,014.70 km) |
| Canals to Grenada (Mississippi) | 4,767.58 mi (7,672.68 km) |
| Canals to Gresham (Oregon) | 5,578.80 mi (8,978.21 km) |
| Canals to Gretna (Louisiana) | 4,929.68 mi (7,933.55 km) |
| Canals to Griffin (Georgia) | 4,519.20 mi (7,272.95 km) |
| Canals to Griffith (Indiana) | 4,375.12 mi (7,041.07 km) |
| Canals to Grimes (Iowa) | 4,651.32 mi (7,485.58 km) |
| Canals to Grosse Pointe Park (Michigan) | 4,143.97 mi (6,669.08 km) |
| Canals to Grosse Pointe Woods (Michigan) | 4,140.81 mi (6,663.99 km) |
| Canals to Grove City (Ohio) | 4,231.40 mi (6,809.78 km) |
| Canals to Groveland (Florida) | 4,567.42 mi (7,350.56 km) |
| Canals to Grover Beach (California) | 6,046.52 mi (9,730.94 km) |
| Canals to Groves (Texas) | 5,116.65 mi (8,234.46 km) |
| Canals to Groveton (Virginia) | 3,983.29 mi (6,410.49 km) |
