| Fort Madison to Grovetown (Georgia) | 706.17 mi (1,136.48 km) |
| Fort Madison to Guayama (Puerto Rico) | 2,166.36 mi (3,486.43 km) |
| Fort Madison to Guaynabo (Puerto Rico) | 2,144.18 mi (3,450.73 km) |
| Fort Madison to Gulf Shores (Alabama) | 743.45 mi (1,196.47 km) |
| Fort Madison to Gulfport (Florida) | 1,016.17 mi (1,635.37 km) |
| Fort Madison to Gulfport (Mississippi) | 715.79 mi (1,151.96 km) |
| Fort Madison to Gunbarrel (Colorado) | 728.09 mi (1,171.74 km) |
| Fort Madison to Gurnee (Illinois) | 213.97 mi (344.35 km) |
| Fort Madison to Guthrie (Oklahoma) | 466.77 mi (751.19 km) |
| Fort Madison to Guttenberg (New Jersey) | 907.12 mi (1,459.87 km) |
| Fort Madison to Guymon (Oklahoma) | 609.62 mi (981.09 km) |
| Fort Madison to Hacienda Heights (California) | 1,526.11 mi (2,456.03 km) |
| Fort Madison to Hackensack (New Jersey) | 904.42 mi (1,455.52 km) |
| Fort Madison to Hackettstown (New Jersey) | 864.00 mi (1,390.48 km) |
| Fort Madison to Hagerstown (Maryland) | 722.44 mi (1,162.66 km) |
