| Columbia to Rockville (Maryland) | 405.87 mi (653.18 km) |
| Columbia to Rockville Centre (New York) | 606.87 mi (976.66 km) |
| Columbia to Rockwall (Texas) | 897.70 mi (1,444.71 km) |
| Columbia to Rocky Mount (North Carolina) | 220.36 mi (354.64 km) |
| Columbia to Rocky Point (New York) | 645.90 mi (1,039.48 km) |
| Columbia to Rocky River (Ohio) | 516.13 mi (830.63 km) |
| Columbia to Roessleville (New York) | 710.84 mi (1,143.99 km) |
| Columbia to Rogers (Arkansas) | 763.99 mi (1,229.53 km) |
| Columbia to Rogers (Minnesota) | 1,021.45 mi (1,643.86 km) |
| Columbia to Rohnert Park (California) | 2,329.45 mi (3,748.89 km) |
| Columbia to Rolla (Missouri) | 663.74 mi (1,068.18 km) |
| Columbia to Rolling Meadows (Illinois) | 676.53 mi (1,088.77 km) |
| Columbia to Roma (Texas) | 1,199.68 mi (1,930.70 km) |
| Columbia to Rome (Georgia) | 245.37 mi (394.88 km) |
| Columbia to Rome (New York) | 698.44 mi (1,124.03 km) |
