| Risca to Shelton (Connecticut) | 3,276.75 mi (5,273.41 km) |
| Risca to Shelton (Washington) | 4,742.61 mi (7,632.50 km) |
| Risca to Shenandoah (Louisiana) | 4,519.20 mi (7,272.95 km) |
| Risca to Shepherdsville (Kentucky) | 3,935.17 mi (6,333.04 km) |
| Risca to Sheridan (Wyoming) | 4,385.77 mi (7,058.21 km) |
| Risca to Sherman (Texas) | 4,579.80 mi (7,370.47 km) |
| Risca to Sherrelwood (Colorado) | 4,573.31 mi (7,360.03 km) |
| Risca to Sherwood (Arkansas) | 4,344.91 mi (6,992.46 km) |
| Risca to Sherwood (Oregon) | 4,840.27 mi (7,789.66 km) |
| Risca to Shiloh (Illinois) | 4,074.90 mi (6,557.93 km) |
| Risca to Shiloh (Ohio) | 3,791.61 mi (6,102.01 km) |
| Risca to Shiloh (Pennsylvania) | 3,484.00 mi (5,606.96 km) |
| Risca to Shirley (New York) | 3,287.54 mi (5,290.79 km) |
| Risca to Shively (Kentucky) | 3,929.58 mi (6,324.05 km) |
| Risca to Shoreline (Washington) | 4,691.49 mi (7,550.23 km) |
