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Museum Hours of Operation

Normal Hours of Operation are listed below.

For holiday hours or weather-related closings, please check the Notes tab on our Facebook page.

Monday-Friday
9:00am - 4:00pm

Saturdays
(1st and 3rd of the month)
10:00am - 2:00pm

Closed Sundays and
Federal Holidays


Phone numbers
Office - 301-688-5849
Gift Shop - 301-688-6857
Library - 301-688-2145
Fax - 301-688-5847
Email the Museum

Group tours should be scheduled in advance.

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National Cryptologic Museum - Virtual Tour

 

Date Posted: Jan 15, 2009 | Last Modified: Jul 06, 2012 | Last Reviewed: Jul 06, 2012

 
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