The National Postal Museum, a Smithsonian Institution museum, is located in the old Post Office building next to Union Station in Washington, D.C. The Museum was created by an agreement between the Smithsonian Institution and the United States Postal Service in 1990 and opened to the public in 1993. In addition to the stamps, the museum has postal stationery, postal history material that pre-dates stamps, vehicles used to transport the mail, mailboxes, meters, greeting cards, covers and letters.
National Postal Museum is primarily first-come, first-served. Use the availability view to gauge how busy it is before you go.
See the map for National Postal Museum's exact location and directions.
Pick your dates on the availability calendar, then reserve through the official booking link. You can also set an alert and we'll notify you if a sold-out date opens up.