| Park Forest to Rockville (Maryland) | 578.87 mi (931.60 km) |
| Park Forest to Rockville Centre (New York) | 733.11 mi (1,179.83 km) |
| Park Forest to Rockwall (Texas) | 762.09 mi (1,226.47 km) |
| Park Forest to Rocky Mount (North Carolina) | 654.19 mi (1,052.82 km) |
| Park Forest to Rocky Point (New York) | 766.72 mi (1,233.91 km) |
| Park Forest to Rocky River (Ohio) | 301.96 mi (485.96 km) |
| Park Forest to Roessleville (New York) | 716.32 mi (1,152.81 km) |
| Park Forest to Rogers (Arkansas) | 497.95 mi (801.37 km) |
| Park Forest to Rogers (Minnesota) | 391.21 mi (629.59 km) |
| Park Forest to Rohnert Park (California) | 1,855.16 mi (2,985.59 km) |
| Park Forest to Rolla (Missouri) | 326.37 mi (525.24 km) |
| Park Forest to Rolling Meadows (Illinois) | 44.53 mi (71.66 km) |
| Park Forest to Roma (Texas) | 1,224.01 mi (1,969.85 km) |
| Park Forest to Rome (Georgia) | 516.79 mi (831.69 km) |
| Park Forest to Rome (New York) | 633.66 mi (1,019.78 km) |
