Washington, DC

ZIP code 20221 is located in Washington, D.C. This area is home to prominent landmarks such as the United States Capitol building, the Supreme Court of the United States, and the Library of Congress. The zip code encompasses the heart of the nation's capital and is surrounded by historical government buildings and institutions.

ZIP code 20221

Washington, DC

United States

US > DC > District of Columbia County > 20221

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).

Get latitude & longitude

Download this data for all ZIP codes



Washington	-	Preferred

Calculate distance

ZIP code 20221 is how far from:

Find nearby ZIPs

Show ZIP codes within of 20221: