| Red Oak to Rockville (Maryland) | 1,186.72 mi (1,909.84 km) |
| Red Oak to Rockville Centre (New York) | 1,396.48 mi (2,247.41 km) |
| Red Oak to Rockwall (Texas) | 34.05 mi (54.80 km) |
| Red Oak to Rocky Mount (North Carolina) | 1,108.12 mi (1,783.35 km) |
| Red Oak to Rocky Point (New York) | 1,436.98 mi (2,312.59 km) |
| Red Oak to Rocky River (Ohio) | 1,027.79 mi (1,654.06 km) |
| Red Oak to Roessleville (New York) | 1,434.66 mi (2,308.85 km) |
| Red Oak to Rogers (Arkansas) | 302.15 mi (486.26 km) |
| Red Oak to Rogers (Minnesota) | 891.75 mi (1,435.13 km) |
| Red Oak to Rohnert Park (California) | 1,507.54 mi (2,426.15 km) |
| Red Oak to Rolla (Missouri) | 469.86 mi (756.17 km) |
| Red Oak to Rolling Meadows (Illinois) | 816.07 mi (1,313.33 km) |
| Red Oak to Roma (Texas) | 442.38 mi (711.93 km) |
| Red Oak to Rome (Georgia) | 679.56 mi (1,093.64 km) |
| Red Oak to Rome (New York) | 1,370.80 mi (2,206.09 km) |
