Update your contact details
Keeping your contact information up-to-date is important. It helps ensure that we can contact you if we need to and that any cards we issue to you are sent to the correct address.
The easiest way to update your address, email address or phone number is through the mobile app or internet banking.
If you don't have the mobile app or internet banking you'll need to give us a call and we'll update your information for you.
Update your details in internet banking
- Log in to internet banking
- Click 'Settings'
- Click 'Personal details'
- Make your changes and save. You may receive a prompt asking you to enter a one-time PIN that has been sent to your mobile. If you no longer have that mobile number, you'll need to give us a call to update your details.

If you have insurance or a personal loan with us, you'll need to update your contact details with our insurance and personal loan providers. See our contact details page.
Update your details in the mobile app
- Go to 'More'
- Click 'Settings'
- Click 'Personal details'
- Choose what type of details you want changed
- Make your changes and save. You'll need to answer one of your KeepSafe questions to successfully save your changes.
If you have insurance or a personal loan with us, you'll need to update your contact details with our insurance and personal loan providers. See our contact details page.
Update your name or gender
If you've changed your name or gender formally, we can update our records to reflect your new name or identity.
If you use a name that doesn't match official records, we can add your preferred name to our system, but we're unable to issue formal documentation (e.g. loan documents, statements) or cards (debit or credit) in your preferred name.
If you wish to change your name
Bring ONE of the following to a branch with ID:
- Name change certificate
- Birth certificate*
- Marriage certificate
- Particulars of marriage
- Civil union certificate.
*This must show your former and new names.
If you wish to revert to your former name
Bring ONE of the following to a branch with ID:
- Marriage certificate*
- Particulars of marriage*
- Civil union certificate.*
* These will show both your former and married names.
If you wish to amend your gender
Get in touch with us
- Send a secure mail within the mobile app or internet banking
- Call us on 0800 113 355
- Visit your nearest branch.
We'll need to confirm you own the account, then we can amend your gender immediately. No additional documentation is required.
We're dedicated to ensuring our Rainbow whānau are looked after properly, and we're working on enhancing our systems to reflect how Kiwi may identify. We're putting effort into the design of our future technology to enable us to build the bank that we want to be in the future.
If you'd like more information about Te Kahukura Kāpuia, email inclusion@kiwibank.co.nz and we'll be in touch. For general enquiries please call 0800 113 355.
If you'd like to know more about how we keep your information safe you can review our Kiwibank Privacy Policy.