
Using your mobile phone is the most convenient way to Top Up.
Follow these steps:
Use the My One NZ app
- Sign in to the My One NZ app.
- Select the Prepay number you want to Top Up.
- Tap 'Balance', and then select the amount to Top Up.
- Enter your payment details to finish.
Top Up by TXT
- Ensure you have registered a Credit Card in My One NZ
- TXT TMU and the dollar amount e.g. TMU 30 (for a $30 Top Up) to 867
- Follow the prompts
Note: Top Up by TXT applies to the mobile number that you send the TXT from.

Fast Top Up on the One NZ website.
Top Up online using your credit card, debit card, or Voucher - it's quick, easy, and secure. You can top up your mobile account, or someone else's.
Top up in 'My One NZ'.
Sign in to My One NZ and select "Top Up" - have your payment card details handy.

Never run out of credit on Prepay. You can automatically top up or have us TXT you when your balance reaches $5 or less.
Find out more about Auto Top Up.
Important things to know
If you have zero credit you can still call 111, One NZ customer service on 777, receive calls for 365 days after your last Top Up and use any Add-Ons with allowance still remaining.
- You will need to have at least 1 cent balance to be able to call 0800 or 0508 Free call number.
- If your credit is less than $5 you'll get a "low balance" TXT to remind you Top Up. You'll get this free TXT no matter where in the world you are. To stop getting these TXTs call 777 from your mobile and let us know. If your balance drops below $5 while you are using casual data, your Auto Top Up will not be triggered.
- If you don't Top Up within the applicable expiry period, you will lose any remaining balance. Additionally, your mobile number will be deactivated and recycled for someone else to use. We'll TXT you to remind you if you need to make a Top Up, so you'll have plenty of notice. Credit expiry varies between plans, see your plan's terms & conditions for details.
- You must be registered for My One NZ online to use the My One NZ iPhone or Android app or on your mobile.
- For Top Ups, we accept Visa, Mastercard, American Express, and Diners Club cards.
Other ways to Top Up



Recharge voucher
Just look for the One NZ sign at any NZ service station, dairy or supermarket, buy a recharge voucher and follow our Top Up instructions. We also sell recharge vouchers at our One NZ stores.
Recharge vouchers are also a great way to Top Up someone else's Prepay account.
They can also be used online through My One NZ on a computer or tablet.



Over the phone
Call 777 from your One NZ mobile: Follow the prompts to Top Up using your Visa, Visa Debit Card or Mastercard.
Westpac Phone Banking
If you’re registered with Westpac phone banking you can Top Up by calling the Westpac Telephone Banking service and following the prompts.



Shop or NZ Post
Pop into a shop
Find your nearest One NZ store.
Lots of stores around New Zealand have One NZ eklick EFTPOS terminals where you can Top Up with cash, credit card or EFTPOS. They'll usually have eklick EFTPOS signage to help make them easy to find. We'll TXT you to confirm your Top Up and let you know your new balance.
Use NZ Post
Top Up your Prepay at any NZ Post outlet (a Post Shop or Books & More store) with cash or EFTPOS. A $2.50 fee applies to Top Up your Prepay at any NZ Post outlet. Find your nearest Post Shop.
Get a Prepay IOU
If you're running low on credit and can't Top Up right away, get an instant $5 credit with Prepay IOU. Next time you Top Up, you'll repay the $5 plus a $0.50 fee.
Simply TXT IOU to 468 and we'll apply a $5 credit straight away.
Learn more about Prepay IOU
Simply TXT IOU to 468 and we'll apply a $5 credit straight away.
Learn more about Prepay IOU