| Rhondda to Shelton (Connecticut) | 3,263.15 mi (5,251.54 km) |
| Rhondda to Shelton (Washington) | 4,733.32 mi (7,617.55 km) |
| Rhondda to Shenandoah (Louisiana) | 4,505.74 mi (7,251.28 km) |
| Rhondda to Shepherdsville (Kentucky) | 3,921.90 mi (6,311.69 km) |
| Rhondda to Sheridan (Wyoming) | 4,374.62 mi (7,040.27 km) |
| Rhondda to Sherman (Texas) | 4,566.84 mi (7,349.62 km) |
| Rhondda to Sherrelwood (Colorado) | 4,561.48 mi (7,340.99 km) |
| Rhondda to Sherwood (Arkansas) | 4,331.78 mi (6,971.32 km) |
| Rhondda to Sherwood (Oregon) | 4,830.74 mi (7,774.33 km) |
| Rhondda to Shiloh (Illinois) | 4,061.91 mi (6,537.01 km) |
| Rhondda to Shiloh (Ohio) | 3,778.40 mi (6,080.75 km) |
| Rhondda to Shiloh (Pennsylvania) | 3,470.46 mi (5,585.17 km) |
| Rhondda to Shirley (New York) | 3,273.91 mi (5,268.84 km) |
| Rhondda to Shively (Kentucky) | 3,916.33 mi (6,302.73 km) |
| Rhondda to Shoreline (Washington) | 4,682.18 mi (7,535.25 km) |
