- Walville
- Wanapum Village
- Wapato
- Ward
- Warden
- Warden Hutterian Brethren
- Warm Beach
- Warm Beach Estates Mobile Home Park
- Warner
- Warnick
- Warren
- Warrenville
- Warwick
- Wasankaris Mobile Home Park
- Washburn Island
- Washington Harbor
- Washington Park
- Washougal
- Washtucna
- Wasp Islands
- Waterford
- Waterloo
- Waterman
- Waterman Point
- Waterville
- Waterworks
- Wauconda
- Waukon
- Wauna
- Wautauga Beach