About Us
Established in Newport in 1869 to help local people build homes, we now help people across Wales and England buy properties and save for their future.
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We're here to help

It's important for the Society to have up-to-date information about our members so we can manage your accounts well. We've made it easy for you to update your details if they've changed by using the form below.

The Society would also like to send you offers and information about our products and services (your marketing preferences).


The Society would like to provide you with information on our products and services unless you opt out of receiving this information. Please note the Society will continue to provide you with regulatory and service communications even if you have opted out. You can contact us in any of the following ways:

  • Visit one of our branches or agencies.
  • By phone: Savings Customer Services 01633 844 340 or Mortgage Customer Services on 01633 844 370.
  • By secure message: Using our ‘My Accounts’ service. Email: datarights@monbs.com
  • In writing: Monmouthshire Building Society, Monmouthshire House, John Frost Square, Newport, NP20 1PX.

Please check the boxes below if you DO NOT wish to receive information on products and services via the following channels:






How we use your personal information
The Society would like to provide you with information on our products and services unless you opt out of receiving this information. Please note the Society will continue to provide you with regulatory and service communications even if you have opted out. For more information about how we use your personal data, please see our privacy page.