| Cwmbran to Storm Lake (Iowa) | 4,081.46 mi (6,568.47 km) |
| Cwmbran to Storrs (Connecticut) | 3,221.24 mi (5,184.08 km) |
| Cwmbran to Stoughton (Wisconsin) | 3,845.26 mi (6,188.34 km) |
| Cwmbran to Stow (Ohio) | 3,620.52 mi (5,826.66 km) |
| Cwmbran to Streamwood (Illinois) | 3,846.69 mi (6,190.64 km) |
| Cwmbran to Streator (Illinois) | 3,913.11 mi (6,297.54 km) |
| Cwmbran to Streetsboro (Ohio) | 3,614.18 mi (5,816.46 km) |
| Cwmbran to Strongsville (Ohio) | 3,630.29 mi (5,842.38 km) |
| Cwmbran to Stuart (Florida) | 4,234.28 mi (6,814.42 km) |
| Cwmbran to Stuarts Draft (Virginia) | 3,665.13 mi (5,898.46 km) |
| Cwmbran to Sturgis (Michigan) | 3,749.91 mi (6,034.89 km) |
| Cwmbran to Suamico (Wisconsin) | 3,724.42 mi (5,993.88 km) |
| Cwmbran to Sudley (Virginia) | 3,567.30 mi (5,741.02 km) |
| Cwmbran to Suffern (New York) | 3,328.10 mi (5,356.07 km) |
| Cwmbran to Suffolk (Virginia) | 3,626.48 mi (5,836.25 km) |
