- West Marsh Island
- Woods Crossroads
- Woodland Landing
- Wachesaw Landing
- Wachovia Hills
- Wadboo
- Wade Hampton
- Wade Hampton Gardens
- Wade Hampton Heights
- Wade Heights
- Wadmacon Island
- Wadmalaw Island
- Wadmalaw Island
- Wadsworth
- Wagener
- Walden
- Walden Pond
- Waldrop Crossroads
- Walhalla
- Walker
- Walkers Crossing
- Wallace
- Wallace Crossroads
- Wallaceville
- Walling Grove
- Walnut Creek
- Walnut Grove
- Walnut Hill
- Walnut Hills
- Walsh