Washington, DC

ZIP code 20431 is located in Washington, DC, specifically in the vicinity of the National Mall. Major landmarks in this area include the iconic Washington Monument, the U.S. Capitol Building, and the Smithsonian museums. The zip code covers a significant portion of the downtown area, making it a hub for tourists and government employees alike.

ZIP code 20431

Washington, DC

United States

US > DC > District of Columbia County > 20431

Daylight Saving: Yes
Time Zone: Eastern
Area Code: 202
This ZIP code is type "Unique" (applies to a single address, usually a single large building or complex).

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