| Swansea to Shoreline (Washington) | 1,735.02 mi (2,792.24 km) |
| Swansea to Shoreview (Minnesota) | 479.57 mi (771.80 km) |
| Swansea to Shorewood (Illinois) | 225.33 mi (362.64 km) |
| Swansea to Shorewood (Wisconsin) | 332.34 mi (534.85 km) |
| Swansea to Short Hills (New Jersey) | 845.46 mi (1,360.64 km) |
| Swansea to Short Pump (Virginia) | 674.65 mi (1,085.74 km) |
| Swansea to Show Low (Arizona) | 1,151.05 mi (1,852.43 km) |
| Swansea to Shreveport (Louisiana) | 471.79 mi (759.27 km) |
| Swansea to Sicklerville (New Jersey) | 806.61 mi (1,298.12 km) |
| Swansea to Sidney (Ohio) | 332.93 mi (535.80 km) |
| Swansea to Sierra Madre (California) | 1,584.19 mi (2,549.50 km) |
| Swansea to Sierra Vista (Arizona) | 1,243.58 mi (2,001.34 km) |
| Swansea to Sierra Vista Southeast (Arizona) | 1,242.10 mi (1,998.96 km) |
| Swansea to Signal Hill (California) | 1,599.01 mi (2,573.36 km) |
| Swansea to Sikeston (Missouri) | 117.10 mi (188.45 km) |
