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    This museum opened to the public in December 1993. Since then, thousands of visitors have flocked here to get a glimpse...

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    Website: nsa.gov

    Phone: (301) 688-5849

    Closed Now

    • Mon

      Closed

    8290 Colony Seven Road Annapolis Junction, MD 20701 337.87 mi

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    Amenities

    • Family friendly

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  1. TripAdvisor Reviews

    4.5 248 reviews

    • 5 star 156
    • 4 star 74
    • 3 star 15
    • 2 star 3
    • 1 star 0
    • pat l05/04/24

      Our daughter wanted to go visit and I wasn't sure what we'd find, but it was a really interesting little museum. There was no fee and even though she was clearly too old, the worker gave her the... More

    • akt8511/20/23

      Second visit to museum. Many exhibits about the history of codebreaking, including a machine where nuclear codes used to be held. Best of all, the museum is free. There is also plenty of free... More