| River Forest to Southern Pines (North Carolina) | 648.41 mi (1,043.52 km) |
| River Forest to Southfield (Michigan) | 236.80 mi (381.09 km) |
| River Forest to Southgate (Michigan) | 237.65 mi (382.46 km) |
| River Forest to Southlake (Texas) | 801.28 mi (1,289.53 km) |
| River Forest to Spanaway (Washington) | 1,727.98 mi (2,780.92 km) |
| River Forest to Spanish Fork (Utah) | 1,244.19 mi (2,002.33 km) |
| River Forest to Spanish Lake (Missouri) | 248.75 mi (400.33 km) |
| River Forest to Spanish Springs (Nevada) | 1,664.02 mi (2,677.98 km) |
| River Forest to Sparks (Nevada) | 1,667.98 mi (2,684.35 km) |
| River Forest to Spartanburg (South Carolina) | 576.25 mi (927.38 km) |
| River Forest to Spearfish (South Dakota) | 824.04 mi (1,326.17 km) |
| River Forest to Speedway (Indiana) | 166.80 mi (268.43 km) |
| River Forest to Spencer (Iowa) | 383.22 mi (616.73 km) |
| River Forest to Spokane (Washington) | 1,495.92 mi (2,407.44 km) |
| River Forest to Spokane Valley (Washington) | 1,486.69 mi (2,392.59 km) |
