| Williamsport to South Pasadena (California) | 2,279.91 mi (3,669.16 km) |
| Williamsport to South Plainfield (New Jersey) | 144.41 mi (232.40 km) |
| Williamsport to South Portland (Maine) | 381.53 mi (614.01 km) |
| Williamsport to South Riding (Virginia) | 162.80 mi (262.00 km) |
| Williamsport to South River (New Jersey) | 149.41 mi (240.45 km) |
| Williamsport to South Salt Lake (Utah) | 1,806.68 mi (2,907.57 km) |
| Williamsport to South San Francisco (California) | 2,406.51 mi (3,872.90 km) |
| Williamsport to South San Jose Hills (California) | 2,269.61 mi (3,652.58 km) |
| Williamsport to South Sioux City (Nebraska) | 998.57 mi (1,607.04 km) |
| Williamsport to South St. Paul (Minnesota) | 844.63 mi (1,359.30 km) |
| Williamsport to South Valley (New Mexico) | 1,658.91 mi (2,669.75 km) |
| Williamsport to South Venice (Florida) | 1,027.34 mi (1,653.34 km) |
| Williamsport to South Whittier (California) | 2,278.49 mi (3,666.88 km) |
| Williamsport to South Yarmouth (Massachusetts) | 355.17 mi (571.59 km) |
| Williamsport to Southaven (Mississippi) | 825.69 mi (1,328.82 km) |
