Barrios de Maryland W
- Wakefield
- Walbrook
- Walker Mill
- Walnut Ridge
- Waltherson
- Washington Hill
- Washington Village
- Waterford
- Waverley View
- Waverly
- West Arlington
- West Bethesda
- West Forest Park
- West Hagerstown
- West Hills
- West Mulbery
- West Rockville
- Westgate
- Westwood
- Wheaton-Glenmont
- White Oak
- Wilde Lake
- Wildwood Manor
- Windsor Hills
- Woodberry
- Woodbourne Heights
- Woodbrook
- Woodlawn
- Woodmere
- Woodmont Triangle
- Woodmore
- Wyman Park
- Wyndhurst