| River Forest to Rosemont (California) | 1,772.87 mi (2,853.15 km) |
| River Forest to Rosemount (Minnesota) | 329.09 mi (529.62 km) |
| River Forest to Rosenberg (Texas) | 963.06 mi (1,549.89 km) |
| River Forest to Roseville (California) | 1,766.28 mi (2,842.55 km) |
| River Forest to Roseville (Michigan) | 253.42 mi (407.85 km) |
| River Forest to Roseville (Minnesota) | 343.51 mi (552.82 km) |
| River Forest to Rossmoor (California) | 1,732.91 mi (2,788.84 km) |
| River Forest to Rossville (Maryland) | 619.57 mi (997.11 km) |
| River Forest to Roswell (Georgia) | 574.58 mi (924.70 km) |
| River Forest to Roswell (New Mexico) | 1,084.51 mi (1,745.35 km) |
| River Forest to Round Lake (Illinois) | 34.29 mi (55.19 km) |
| River Forest to Round Lake Beach (Illinois) | 36.04 mi (57.99 km) |
| River Forest to Round Rock (Texas) | 956.71 mi (1,539.68 km) |
| River Forest to Rowland Heights (California) | 1,717.44 mi (2,763.95 km) |
| River Forest to Rowlett (Texas) | 782.95 mi (1,260.04 km) |
