| Williamsport to Willow Grove (Pennsylvania) | 125.76 mi (202.38 km) |
| Williamsport to Willowbrook (California) | 2,289.48 mi (3,684.57 km) |
| Williamsport to Willowick (Ohio) | 231.09 mi (371.91 km) |
| Williamsport to Wilmette (Illinois) | 554.54 mi (892.45 km) |
| Williamsport to Wilmington (Delaware) | 129.97 mi (209.16 km) |
| Williamsport to Wilmington (North Carolina) | 487.93 mi (785.25 km) |
| Williamsport to Wilmington (Ohio) | 377.93 mi (608.21 km) |
| Williamsport to Wilmington Island (Georgia) | 674.31 mi (1,085.20 km) |
| Williamsport to Wilson (North Carolina) | 383.66 mi (617.43 km) |
| Williamsport to Wilsonville (Oregon) | 2,286.59 mi (3,679.91 km) |
| Williamsport to Wilton Manors (Florida) | 1,056.92 mi (1,700.94 km) |
| Williamsport to Wimauma (Florida) | 982.15 mi (1,580.62 km) |
| Williamsport to Winchester (Kentucky) | 441.38 mi (710.34 km) |
| Williamsport to Winchester (Nevada) | 2,067.90 mi (3,327.96 km) |
| Williamsport to Winchester (Virginia) | 154.88 mi (249.25 km) |
