| Fort Oglethorpe to Indianola (Iowa) | 633.27 mi (1,019.15 km) |
| Fort Oglethorpe to Indio (California) | 1,762.94 mi (2,837.18 km) |
| Fort Oglethorpe to Inglewood (California) | 1,878.52 mi (3,023.18 km) |
| Fort Oglethorpe to Inkster (Michigan) | 519.18 mi (835.54 km) |
| Fort Oglethorpe to Inver Grove Heights (Minnesota) | 798.39 mi (1,284.89 km) |
| Fort Oglethorpe to Inwood (New York) | 739.78 mi (1,190.56 km) |
| Fort Oglethorpe to Iona (Florida) | 613.24 mi (986.91 km) |
| Fort Oglethorpe to Ionia (Michigan) | 555.97 mi (894.74 km) |
| Fort Oglethorpe to Iowa City (Iowa) | 575.80 mi (926.66 km) |
| Fort Oglethorpe to Irmo (South Carolina) | 237.59 mi (382.37 km) |
| Fort Oglethorpe to Irondale (Alabama) | 125.39 mi (201.80 km) |
| Fort Oglethorpe to Ironton (Ohio) | 286.51 mi (461.10 km) |
| Fort Oglethorpe to Irvine (California) | 1,850.37 mi (2,977.89 km) |
| Fort Oglethorpe to Irving (Texas) | 687.05 mi (1,105.70 km) |
| Fort Oglethorpe to Isabela (Puerto Rico) | 1,592.68 mi (2,563.17 km) |
