Visit The National Museum of Computing

Opening times over next few weeks

General Opening Times

Below are the normal opening times, but please check here for details of opening over the next few weeks.

The Colossus and Tunny Galleries are open daily.

The rest of TNMOC is normally open to the public on Thursday, Saturday and Sunday afternoons. (12 noon-4pm in winter; 12 noon-5pm in summer).

Insight Guided Tours take place at 2pm on Tuesdays. Booking for tours is essential. You can usually book either on the morning of the tour or better still in advance.

The Museum is also fully open to the public during long school holidays (Easter, Summer and Christmas) and bank holidays.

Group bookings
All educational groups must book before visiting the Museum and should contact Educational Bookings.
Other groups of 8 people or more should contact Corporate or Group Bookings. Corporate groups may book to visit at any time.
For the Tunny and Colossus galleries, groups in excess of 8 should book via
The Museum has adopted this policy to ensure that everyone has the best possible visitor experience.

For displays about Enigma code-breaking, the Bombe and Alan Turing, see the Bletchley Park Trust website.

Entrance Fees


The National Museum of Computing
Block H
Bletchley Park

Find us on Google Maps

SatNav users: please use MK3 6DS (the postcode for the railway station) and then follow the signs to Bletchley Park. The postcode for Bletchley Park will actually take you to an old entrance which is closed and you will end up at a brick wall!

For more information on getting here by road or public transport please visit Getting here page.

If you want a taste of what you will find, here's an independent view from Gavin Clarke in The Register.

To whet your appetite, here's a short video about TNMOC, shot by Mark Thompson of The Outlook Creative Group. It encapsulates the Museum in a couple of minutes.

More information for visitors