| Park Forest to Ridgeland (Mississippi) | 640.36 mi (1,030.56 km) |
| Park Forest to Ridgewood (New Jersey) | 705.44 mi (1,135.30 km) |
| Park Forest to Rifle (Colorado) | 1,061.26 mi (1,707.93 km) |
| Park Forest to Rincon (Georgia) | 727.49 mi (1,170.78 km) |
| Park Forest to Ringwood (New Jersey) | 696.02 mi (1,120.13 km) |
| Park Forest to Río Grande (Puerto Rico) | 2,051.22 mi (3,301.12 km) |
| Park Forest to Rio Grande City (Texas) | 1,220.70 mi (1,964.52 km) |
| Park Forest to Rio Linda (California) | 1,783.41 mi (2,870.12 km) |
| Park Forest to Rio Rancho (New Mexico) | 1,112.03 mi (1,789.64 km) |
| Park Forest to Rio Rico (Arizona) | 1,460.15 mi (2,349.89 km) |
| Park Forest to Ripon (California) | 1,787.52 mi (2,876.74 km) |
| Park Forest to River Edge (New Jersey) | 709.77 mi (1,142.26 km) |
| Park Forest to River Falls (Wisconsin) | 341.09 mi (548.94 km) |
| Park Forest to River Forest (Illinois) | 29.37 mi (47.26 km) |
| Park Forest to River Grove (Illinois) | 31.56 mi (50.79 km) |
