| Mountain Ash to Shelton (Connecticut) | 3,263.46 mi (5,252.03 km) |
| Mountain Ash to Shelton (Washington) | 4,730.87 mi (7,613.59 km) |
| Mountain Ash to Shenandoah (Louisiana) | 4,505.87 mi (7,251.50 km) |
| Mountain Ash to Shepherdsville (Kentucky) | 3,921.81 mi (6,311.55 km) |
| Mountain Ash to Sheridan (Wyoming) | 4,373.01 mi (7,037.68 km) |
| Mountain Ash to Sherman (Texas) | 4,566.45 mi (7,349.00 km) |
| Mountain Ash to Sherrelwood (Colorado) | 4,560.26 mi (7,339.04 km) |
| Mountain Ash to Sherwood (Arkansas) | 4,331.55 mi (6,970.96 km) |
| Mountain Ash to Sherwood (Oregon) | 4,828.38 mi (7,770.53 km) |
| Mountain Ash to Shiloh (Illinois) | 4,061.56 mi (6,536.44 km) |
| Mountain Ash to Shiloh (Ohio) | 3,778.26 mi (6,080.52 km) |
| Mountain Ash to Shiloh (Pennsylvania) | 3,470.70 mi (5,585.55 km) |
| Mountain Ash to Shirley (New York) | 3,274.27 mi (5,269.44 km) |
| Mountain Ash to Shively (Kentucky) | 3,916.22 mi (6,302.55 km) |
| Mountain Ash to Shoreline (Washington) | 4,679.73 mi (7,531.31 km) |
