| Oak Forest to Ridgeland (Mississippi) | 647.94 mi (1,042.76 km) |
| Oak Forest to Ridgewood (New Jersey) | 708.65 mi (1,140.46 km) |
| Oak Forest to Rifle (Colorado) | 1,057.98 mi (1,702.65 km) |
| Oak Forest to Rincon (Georgia) | 736.57 mi (1,185.39 km) |
| Oak Forest to Ringwood (New Jersey) | 699.13 mi (1,125.15 km) |
| Oak Forest to Río Grande (Puerto Rico) | 2,059.65 mi (3,314.68 km) |
| Oak Forest to Rio Grande City (Texas) | 1,225.80 mi (1,972.73 km) |
| Oak Forest to Rio Linda (California) | 1,779.28 mi (2,863.47 km) |
| Oak Forest to Rio Rancho (New Mexico) | 1,111.22 mi (1,788.33 km) |
| Oak Forest to Rio Rico (Arizona) | 1,460.01 mi (2,349.66 km) |
| Oak Forest to Ripon (California) | 1,783.71 mi (2,870.61 km) |
| Oak Forest to River Edge (New Jersey) | 713.01 mi (1,147.48 km) |
| Oak Forest to River Falls (Wisconsin) | 332.67 mi (535.38 km) |
| Oak Forest to River Forest (Illinois) | 20.30 mi (32.67 km) |
| Oak Forest to River Grove (Illinois) | 22.47 mi (36.16 km) |
