ZIP codes in District of Columbia

271 ZIP codes across 1 cities in District of Columbia. Pick a city or search a specific code.

Cities in District of Columbia

ZIP codes in District of Columbia — notes

ZIP codes in District of Columbia begin with prefixes such as 20, 56. Each code is tied to a primary post office or delivery area, so a single ZIP may cover more than one census place. Use the search box above for any specific code.