TEMPORARILY CLOSEDOpen every day (except December 25)
10:00 am to 5:30 pm
Admission is always free!
2 Massachusetts Ave., N.E.
Washington, DC 20002
Prepared by Daniel A. Piazza, Curator of Philately with the assistance of Michael Devaney.
Images are from the Smithsonian National Postal Museum’s Howard H. Koslow Collection of modern U.S. stamp art, Accession #2012.2036.