How to sign up

We’re thrilled you’re looking to use Westpac One®.

If you already have access to Westpac online banking, simply log in to Westpac One using your existing Customer ID and password.

Log in to Westpac One now

New to Westpac online banking?

You need to be a Westpac customer to use Westpac One. Sign up to Westpac One by:

  • calling us on 0800 400 600 and we'll sort it out over the phone, or
  • calling +64 9 912 8000 if you’re overseas (international toll charges apply), or
  • visiting us at any Westpac branch.

We can’t wait to have you on board. We’re sure you’ll love the freedom Westpac One gives you.