Update your details
Keep your information up to date to ensure your account is secure and the data we keep is accurate. It's quick and easy to do online with our forms.
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Add or remove a name from account
We know there are many different circumstances when it comes to adding a name to an account or removing a name.
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Change language preference
Update your preferences to receive documents in Welsh or English.
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Change your billing address
Change the address your bills are sent to.
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Move or create an account
Let us know you're moving.
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Set up a direct debit
Set up a direct debit or payment plan.
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Change your contact number
Update the contact number on your account.
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Change your name
Update your name as the account holder.
Sign up to our
Priority Services
At times, some customers need a little extra help. If we can help you, join our priority services register so we can make sure you get the best service possible.