Postal Museum

This damaged floor marker, labeled “Stairwell C, Floor 102,” was recovered from the debris of the World Trade Center and is now housed in the National Museum of American History's National September 11 Collection.

September 11

Commemorate 9/11 With Free Virtual Programs, Resources From the Smithsonian

Here's how the American History Museum, the National Postal Museum and more are reflecting on the tragedy

The long-barreled pistols will be on view at the Postal Museum from May 25 through June 24.

Hamilton and Burr’s Dueling Pistols Are Coming to Washington, D.C.

Don’t throw away your shot to see these infamous flintlocks, and an incredible assortment of other Hamilton memorabilia, at the National Postal Museum

The dead letter office circa 1922. The contents of unresolvable dead letters and packages are periodically sold off by the USPS.

A Brief History of American Dead Letter Offices

The United States postal system was established on this day in 1775, and mail started going "dead" very soon after

Some of the 3,000 commemorative letters sent in the first Postal Department rocket mail are still around. Some made it into the National Postal Museum's collection.

Mail Delivery By Rocket Never Took Off

Although the Postmaster General was on board with the idea of missile mail, the Navy was ultimately less interested

2001 Anthrax Case

Washington, D.C.

Anthrax Letters, Now on View, Represent the Serious Threats Faced by the Post Office

The National Postal Museum's "Behind the Badge" exhibit explores the history and legacy of the United States Postal Inspection Service

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Smithsonian Holiday Festival: Movies, Music, Shopping and More

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Remembering Pearl Harbor

Before Email, There Was V-mail

A history of the method used to transmit letters during World War II

A Passion For Postcards

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