| Mountain Ash to South Plainfield (New Jersey) | 3,347.08 mi (5,386.60 km) |
| Mountain Ash to South Portland (Maine) | 3,051.35 mi (4,910.67 km) |
| Mountain Ash to South Riding (Virginia) | 3,547.19 mi (5,708.65 km) |
| Mountain Ash to South River (New Jersey) | 3,351.12 mi (5,393.10 km) |
| Mountain Ash to South Salt Lake (Utah) | 4,750.38 mi (7,645.01 km) |
| Mountain Ash to South San Francisco (California) | 5,254.86 mi (8,456.89 km) |
| Mountain Ash to South San Jose Hills (California) | 5,317.84 mi (8,558.23 km) |
| Mountain Ash to South Sioux City (Nebraska) | 4,120.55 mi (6,631.38 km) |
| Mountain Ash to South St. Paul (Minnesota) | 3,883.11 mi (6,249.26 km) |
| Mountain Ash to South Valley (New Mexico) | 4,873.35 mi (7,842.90 km) |
| Mountain Ash to South Venice (Florida) | 4,318.28 mi (6,949.61 km) |
| Mountain Ash to South Whittier (California) | 5,326.48 mi (8,572.14 km) |
| Mountain Ash to South Yarmouth (Massachusetts) | 3,127.06 mi (5,032.52 km) |
| Mountain Ash to Southaven (Mississippi) | 4,238.17 mi (6,820.68 km) |
| Mountain Ash to Southchase (Florida) | 4,208.26 mi (6,772.54 km) |
