| Fort Oglethorpe to Candler-McAfee (Georgia) | 100.10 mi (161.09 km) |
| Fort Oglethorpe to Caño Martin Peña (Puerto Rico) | 1,638.39 mi (2,636.74 km) |
| Fort Oglethorpe to Cañon City (Colorado) | 1,130.56 mi (1,819.46 km) |
| Fort Oglethorpe to Canóvanas (Puerto Rico) | 1,648.14 mi (2,652.42 km) |
| Fort Oglethorpe to Canton (Georgia) | 63.96 mi (102.94 km) |
| Fort Oglethorpe to Canton (Illinois) | 468.88 mi (754.59 km) |
| Fort Oglethorpe to Canton (Mississippi) | 318.65 mi (512.82 km) |
| Fort Oglethorpe to Canton (Ohio) | 457.67 mi (736.55 km) |
| Fort Oglethorpe to Canyon (Texas) | 943.01 mi (1,517.63 km) |
| Fort Oglethorpe to Canyon Lake (California) | 1,821.42 mi (2,931.30 km) |
| Fort Oglethorpe to Canyon Lake (Texas) | 834.82 mi (1,343.50 km) |
| Fort Oglethorpe to Cape Coral (Florida) | 604.12 mi (972.24 km) |
| Fort Oglethorpe to Cape Girardeau (Missouri) | 291.47 mi (469.07 km) |
| Fort Oglethorpe to Carbondale (Illinois) | 293.53 mi (472.40 km) |
| Fort Oglethorpe to Carlisle (Pennsylvania) | 570.97 mi (918.89 km) |
