If you're an existing Principality customer and you have already registered for our online service Your Account, simply log in to take advantage of our quick application service. 

If you're new to Principality or haven’t had chance to register yet, click continue to apply and you will be automatically registered to manage your account online.

Sign in to your account


(You should not choose this option if the computer you are using is shared or public)


As a part of your application for this account we will automatically register you for our online service Your Account. This can be done in a few easy steps and will allow you to view and manage your Principality account online.


Principality Building Society is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and Prudential Regulation Authority, Authorisation Number 155998. Principality Building Society, Principality Buildings, Queen Street, Cardiff, CF10 1UA.