Prepay | How to Top Up Via Credit Card

This article contains steps on how to top up a Prepay mobile with a debit/credit card through the My One NZ App, website, TXT or calling 777.

Before you begin

If you are topping up via TXT:

  • You need to have a credit card registered to your My One NZ account.
  • Sending the TXT doesn't use your credit.


My One NZ App

  1. Sign into the My OneNZ app
  2. Tap the Top up tile
    Screenshot My One NZ App Topup Tile
  3. The Top up screen appears
  4. Tap on the amount you want to Top up
  5. Tap Complete $$ Payment

My One NZ Web

  1. Sign in to My One NZ , selecting My One NZ 

    Screenshot My One NZ Web sign in
  2. Point your mouse cursor over Top Up & Pay and select Top Up 

    Screenshot My One NZ Web Topup
  3. From the Select mobile number to Top Up section, select the Prepay connection that you want to Top Up

    Please Note: Selecting Top Up another Prepay connection gives you the option to enter another Prepay number to Top up

  4. From the Choose top up method section, select Credit or debit card 
  5. Select an amount to Top up and enter your credit card detail 
  6. Click Confim


  1. TXT TOPMEUP followed by the amount you want to top up to 867.

    • e.g. For a $30 top up, TXT TOPMEUP 30).
    • You'll be asked to reply back with the last 4 digits of the account's registered credit card.
  2. Reply with the last 4 digits of your credit card.

Via Calling 777

  1. Either call 777 from your mobile or 0800 800 021 from a landline
  2. Select option 2 (Top Ups)
  3. Select option 1 (Credit or Debit Card)
  4. Enter the amount you want to top up, eg 10 for $10
  5. Select option 1

    After the Top up is complete, you'll hear a confirmation message.

What to do if that didn't work

If you have trouble topping u, please try using our website

Back to top