| Columbia to Romeoville (Illinois) | 654.82 mi (1,053.83 km) |
| Columbia to Romulus (Michigan) | 581.13 mi (935.24 km) |
| Columbia to Ronkonkoma (New York) | 632.50 mi (1,017.91 km) |
| Columbia to Roosevelt (New York) | 609.61 mi (981.07 km) |
| Columbia to Rosamond (California) | 2,114.20 mi (3,402.48 km) |
| Columbia to Rosaryville (Maryland) | 397.62 mi (639.90 km) |
| Columbia to Roscoe (Illinois) | 726.81 mi (1,169.68 km) |
| Columbia to Rose Hill (Virginia) | 390.05 mi (627.73 km) |
| Columbia to Roseburg (Oregon) | 2,350.14 mi (3,782.19 km) |
| Columbia to Rosedale (California) | 2,163.77 mi (3,482.25 km) |
| Columbia to Rosedale (Maryland) | 439.00 mi (706.50 km) |
| Columbia to Roselle (Illinois) | 673.29 mi (1,083.55 km) |
| Columbia to Roselle (New Jersey) | 584.47 mi (940.61 km) |
| Columbia to Roselle Park (New Jersey) | 584.90 mi (941.31 km) |
| Columbia to Rosemead (California) | 2,116.26 mi (3,405.79 km) |
