Open daily 10 a.m. to 5:30 p.m.
Admission is always free!
2 Massachusetts Ave., N.E.
Washington, DC 20002
The museum's main entrance is located on the corner of First Street and Massachusetts Avenue NE. Other entrances have variable hours.
The postal system is a massive and complex network. Each of these four objects from the museum's collections represents a dramatic step in the establishment and development of the United States' postal system.
Learn more About Creating a System
Learn more About Establishing a System for the Long Run
Learn more About Better Ways to Move Money
Learn more About Packaging the Mail