| Fort Oglethorpe to Carrollwood (Florida) | 501.40 mi (806.93 km) |
| Fort Oglethorpe to Carson (California) | 1,875.21 mi (3,017.86 km) |
| Fort Oglethorpe to Carson City (Nevada) | 1,913.28 mi (3,079.12 km) |
| Fort Oglethorpe to Carteret (New Jersey) | 716.61 mi (1,153.27 km) |
| Fort Oglethorpe to Cartersville (Georgia) | 58.76 mi (94.57 km) |
| Fort Oglethorpe to Carthage (Missouri) | 529.50 mi (852.14 km) |
| Fort Oglethorpe to Cary (Illinois) | 528.49 mi (850.52 km) |
| Fort Oglethorpe to Cary (North Carolina) | 366.79 mi (590.30 km) |
| Fort Oglethorpe to Casa de Oro-Mount Helix (California) | 1,818.92 mi (2,927.27 km) |
| Fort Oglethorpe to Casa Grande (Arizona) | 1,522.30 mi (2,449.90 km) |
| Fort Oglethorpe to Casas Adobes (Arizona) | 1,488.75 mi (2,395.91 km) |
| Fort Oglethorpe to Cascades (Virginia) | 518.26 mi (834.06 km) |
| Fort Oglethorpe to Casper (Wyoming) | 1,253.63 mi (2,017.53 km) |
| Fort Oglethorpe to Casselberry (Florida) | 490.54 mi (789.44 km) |
| Fort Oglethorpe to Castaic (California) | 1,887.66 mi (3,037.89 km) |
