| Fort Oglethorpe to Romeoville (Illinois) | 488.03 mi (785.41 km) |
| Fort Oglethorpe to Romulus (Michigan) | 513.91 mi (827.06 km) |
| Fort Oglethorpe to Ronkonkoma (New York) | 774.62 mi (1,246.62 km) |
| Fort Oglethorpe to Roosevelt (New York) | 749.37 mi (1,206.00 km) |
| Fort Oglethorpe to Rosamond (California) | 1,859.70 mi (2,992.90 km) |
| Fort Oglethorpe to Rosaryville (Maryland) | 535.31 mi (861.50 km) |
| Fort Oglethorpe to Roscoe (Illinois) | 555.96 mi (894.73 km) |
| Fort Oglethorpe to Rose Hill (Virginia) | 522.50 mi (840.88 km) |
| Fort Oglethorpe to Roseburg (Oregon) | 2,102.71 mi (3,383.99 km) |
| Fort Oglethorpe to Rosedale (California) | 1,909.01 mi (3,072.26 km) |
| Fort Oglethorpe to Rosedale (Maryland) | 568.69 mi (915.21 km) |
| Fort Oglethorpe to Roselle (Illinois) | 510.63 mi (821.77 km) |
| Fort Oglethorpe to Roselle (New Jersey) | 717.50 mi (1,154.70 km) |
| Fort Oglethorpe to Roselle Park (New Jersey) | 717.63 mi (1,154.91 km) |
| Fort Oglethorpe to Rosemead (California) | 1,862.27 mi (2,997.04 km) |
