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 offers and information about our products and services (your marketing preferences). If you are happy to receive this information, please confirm this by opting in and ticking the relevant box below to confirm. Your preference will then be recorded, but please note that you can change your decision and opt out at any time. 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 also note your marketing preferences won’t stop you getting service messages – for example, information about changes to your account and annual statements.






How we use your personal information
We will only use the information you provide to update your details. If you opt-in to get marketing information, we will contact you through the method you choose. For more information about how we use your personal data, please see our privacy page.