| Youngsville to South Pasadena (California) | 1,551.62 mi (2,497.09 km) |
| Youngsville to South Plainfield (New Jersey) | 1,223.41 mi (1,968.90 km) |
| Youngsville to South Portland (Maine) | 1,513.31 mi (2,435.44 km) |
| Youngsville to South Riding (Virginia) | 1,023.08 mi (1,646.48 km) |
| Youngsville to South River (New Jersey) | 1,220.54 mi (1,964.27 km) |
| Youngsville to South Salt Lake (Utah) | 1,334.29 mi (2,147.33 km) |
| Youngsville to South San Francisco (California) | 1,812.56 mi (2,917.03 km) |
| Youngsville to South San Jose Hills (California) | 1,536.80 mi (2,473.25 km) |
| Youngsville to South Sioux City (Nebraska) | 888.78 mi (1,430.35 km) |
| Youngsville to South St. Paul (Minnesota) | 1,023.56 mi (1,647.27 km) |
| Youngsville to South Valley (New Mexico) | 918.97 mi (1,478.93 km) |
| Youngsville to South Venice (Florida) | 618.18 mi (994.87 km) |
| Youngsville to South Whittier (California) | 1,543.80 mi (2,484.50 km) |
| Youngsville to South Yarmouth (Massachusetts) | 1,452.21 mi (2,337.11 km) |
| Youngsville to Southaven (Mississippi) | 355.44 mi (572.02 km) |
