We use cookies to ensure that we give you the best experience on our website. By using this site, you are agreeing to these cookies being set. For more information about why we use cookies and how we use them, please see our cookie policy.

Existing Customer Mortgages

If you are an existing mortgage customer with Newcastle Building Society and you are thinking of moving home, borrowing more or your current mortgage deal is coming to an end we’re here to help.


How can we help?

If you are an existing mortgage customer there are a number of ways we can help you. 

Your current mortgage is coming to an end

If your current mortgage coming to an end then why not call one of our qualified mortgage advisers who would be delighted to discuss all of the available options to you.

Read more

You are considering further borrowing

If you are looking for additional borrowing on your current mortgage, a further advance is a convenient way to aquire extra funds. You can enquire about further borrowing more by speaking to one of our mortgage advisers, who will help you decide which option is best for you.

Read more

You are thinking of moving home

If you are thinking of moving home and wish to discuss porting your mortgage or arranging a new mortgage with us. You can call us to arrange an appointment and we will guide you through the mortgage process.

Read more



Need some help or would you like to book an appointment?

You can speak to one of our friendly mortgage advisers by calling

0345 606 4488

8am - 8pm Monday to Friday 9am - 3pm Saturday (local rate charge but calls from mobiles may cost more)

Your mortgage will be secured on your home. Your home may be repossessed if you do not keep up repayments on your mortgage.