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