| Williamsport to Sumner (Washington) | 2,243.05 mi (3,609.83 km) |
| Williamsport to Sumter (South Carolina) | 536.73 mi (863.78 km) |
| Williamsport to Sun City (Arizona) | 1,989.33 mi (3,201.52 km) |
| Williamsport to Sun City Center (Florida) | 981.84 mi (1,580.12 km) |
| Williamsport to Sun City West (Arizona) | 1,991.65 mi (3,205.26 km) |
| Williamsport to Sun Lakes (Arizona) | 1,980.09 mi (3,186.64 km) |
| Williamsport to Sun Prairie (Wisconsin) | 637.94 mi (1,026.67 km) |
| Williamsport to Sun Valley (Nevada) | 2,228.05 mi (3,585.70 km) |
| Williamsport to Sun Village (California) | 2,256.60 mi (3,631.64 km) |
| Williamsport to Sunland Park (New Mexico) | 1,754.77 mi (2,824.03 km) |
| Williamsport to Sunny Isles Beach (Florida) | 1,071.85 mi (1,724.98 km) |
| Williamsport to Sunnyside (Washington) | 2,145.13 mi (3,452.25 km) |
| Williamsport to Sunnyvale (California) | 2,392.85 mi (3,850.91 km) |
| Williamsport to Sunrise (Florida) | 1,058.80 mi (1,703.97 km) |
| Williamsport to Sunrise Manor (Nevada) | 2,062.26 mi (3,318.88 km) |
