| Columbia to River Ridge (Louisiana) | 613.98 mi (988.10 km) |
| Columbia to Riverbank (California) | 2,238.87 mi (3,603.11 km) |
| Columbia to Riverdale (Georgia) | 203.97 mi (328.26 km) |
| Columbia to Riverdale (Illinois) | 640.74 mi (1,031.17 km) |
| Columbia to Riverside (California) | 2,079.23 mi (3,346.19 km) |
| Columbia to Riverside (Ohio) | 434.90 mi (699.90 km) |
| Columbia to Riverton (Utah) | 1,755.36 mi (2,824.98 km) |
| Columbia to Riverton (Wyoming) | 1,602.38 mi (2,578.78 km) |
| Columbia to Riverview (Florida) | 437.33 mi (703.82 km) |
| Columbia to Riverview (Michigan) | 575.61 mi (926.36 km) |
| Columbia to Riviera Beach (Florida) | 503.80 mi (810.79 km) |
| Columbia to Riviera Beach (Maryland) | 429.21 mi (690.75 km) |
| Columbia to Roanoke (Virginia) | 230.11 mi (370.33 km) |
| Columbia to Roanoke Rapids (North Carolina) | 247.75 mi (398.72 km) |
| Columbia to Robbinsdale (Minnesota) | 1,005.16 mi (1,617.65 km) |
