| River Falls to Southern Pines (North Carolina) | 964.88 mi (1,552.82 km) |
| River Falls to Southfield (Michigan) | 495.80 mi (797.92 km) |
| River Falls to Southgate (Michigan) | 505.87 mi (814.11 km) |
| River Falls to Southlake (Texas) | 857.51 mi (1,380.03 km) |
| River Falls to Spanaway (Washington) | 1,430.31 mi (2,301.86 km) |
| River Falls to Spanish Fork (Utah) | 1,020.14 mi (1,641.76 km) |
| River Falls to Spanish Lake (Missouri) | 437.58 mi (704.21 km) |
| River Falls to Spanish Springs (Nevada) | 1,421.67 mi (2,287.96 km) |
| River Falls to Sparks (Nevada) | 1,426.25 mi (2,295.33 km) |
| River Falls to Spartanburg (South Carolina) | 887.82 mi (1,428.80 km) |
| River Falls to Spearfish (South Dakota) | 549.98 mi (885.11 km) |
| River Falls to Speedway (Indiana) | 477.89 mi (769.10 km) |
| River Falls to Spencer (Iowa) | 172.67 mi (277.88 km) |
| River Falls to Spokane (Washington) | 1,195.46 mi (1,923.91 km) |
| River Falls to Spokane Valley (Washington) | 1,186.23 mi (1,909.05 km) |
