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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.
Calendar of expected gallery closures (subject to change with short notice):
National Stamp Salon closed: Thursday morning, August 15, and from Monday, August 19 through Wednesday, August 21, 2024.