| River Ridge to Southern Pines (North Carolina) | 725.53 mi (1,167.63 km) |
| River Ridge to Southfield (Michigan) | 947.02 mi (1,524.08 km) |
| River Ridge to Southgate (Michigan) | 931.49 mi (1,499.09 km) |
| River Ridge to Southlake (Texas) | 457.74 mi (736.66 km) |
| River Ridge to Spanaway (Washington) | 2,081.97 mi (3,350.61 km) |
| River Ridge to Spanish Fork (Utah) | 1,394.71 mi (2,244.57 km) |
| River Ridge to Spanish Lake (Missouri) | 610.03 mi (981.75 km) |
| River Ridge to Spanish Springs (Nevada) | 1,789.79 mi (2,880.39 km) |
| River Ridge to Sparks (Nevada) | 1,790.95 mi (2,882.25 km) |
| River Ridge to Spartanburg (South Carolina) | 593.37 mi (954.94 km) |
| River Ridge to Spearfish (South Dakota) | 1,248.34 mi (2,009.01 km) |
| River Ridge to Speedway (Indiana) | 715.60 mi (1,151.65 km) |
| River Ridge to Spencer (Iowa) | 950.95 mi (1,530.40 km) |
| River Ridge to Spokane (Washington) | 1,891.22 mi (3,043.63 km) |
| River Ridge to Spokane Valley (Washington) | 1,883.12 mi (3,030.59 km) |
