| Park Ridge to Rockville (Maryland) | 596.02 mi (959.20 km) |
| Park Ridge to Rockville Centre (New York) | 741.91 mi (1,193.99 km) |
| Park Ridge to Rockwall (Texas) | 784.61 mi (1,262.71 km) |
| Park Ridge to Rocky Mount (North Carolina) | 681.16 mi (1,096.23 km) |
| Park Ridge to Rocky Point (New York) | 774.31 mi (1,246.13 km) |
| Park Ridge to Rocky River (Ohio) | 311.07 mi (500.61 km) |
| Park Ridge to Roessleville (New York) | 717.96 mi (1,155.45 km) |
| Park Ridge to Rogers (Arkansas) | 518.44 mi (834.34 km) |
| Park Ridge to Rogers (Minnesota) | 360.99 mi (580.97 km) |
| Park Ridge to Rohnert Park (California) | 1,844.26 mi (2,968.06 km) |
| Park Ridge to Rolla (Missouri) | 349.13 mi (561.88 km) |
| Park Ridge to Rolling Meadows (Illinois) | 10.26 mi (16.51 km) |
| Park Ridge to Roma (Texas) | 1,249.60 mi (2,011.03 km) |
| Park Ridge to Rome (Georgia) | 554.27 mi (892.02 km) |
| Park Ridge to Rome (New York) | 633.03 mi (1,018.77 km) |
