| Romeoville to Rockport (Texas) | 1,067.30 mi (1,717.65 km) |
| Romeoville to Rockville (Maryland) | 602.03 mi (968.88 km) |
| Romeoville to Rockville Centre (New York) | 754.47 mi (1,214.20 km) |
| Romeoville to Rockwall (Texas) | 755.96 mi (1,216.59 km) |
| Romeoville to Rocky Mount (North Carolina) | 677.79 mi (1,090.80 km) |
| Romeoville to Rocky Point (New York) | 787.73 mi (1,267.73 km) |
| Romeoville to Rocky River (Ohio) | 323.15 mi (520.05 km) |
| Romeoville to Roessleville (New York) | 735.32 mi (1,183.38 km) |
| Romeoville to Rogers (Arkansas) | 490.22 mi (788.93 km) |
| Romeoville to Rogers (Minnesota) | 368.55 mi (593.12 km) |
| Romeoville to Rohnert Park (California) | 1,833.02 mi (2,949.97 km) |
| Romeoville to Rolla (Missouri) | 320.30 mi (515.47 km) |
| Romeoville to Rolling Meadows (Illinois) | 30.84 mi (49.63 km) |
| Romeoville to Roma (Texas) | 1,220.41 mi (1,964.07 km) |
| Romeoville to Rome (Georgia) | 533.00 mi (857.78 km) |
