As soon as you're registered you can start using Westpac One® online banking:

  • If you're on a computer, visit www.westpac.co.nz and click 'Login' in the top right hand corner of the web page 
  • If you're on a smartphone or tablet, download the Westpac One online banking app for free: 
    • From an iPhone or iPad, visit the App Store 
    • From an Android phone or tablet, visit Google Play. 
  • Once here, simply enter your Customer ID number and password
  • To log out of the App open the top left menu and select 'Log out'.