We believe that no two people or businesses are the same. That's why we offer so many options for paying your Mercury bill. We also offer prompt payment discounts to people who pay their bill in full and on time.

For your convenience, the following methods of payment are available to all of our customers (unless your power is currently billed through your PGG Wrightson Account):

We do not accept cash payments, please do not send cash via post.

<br /><br />How to Pay

How to Pay

The quickest way to pay is to login to My Account. Follow the prompts to make a one off or monthly credit card payment - or set up an automatic monthly direct debit from your bank account. 
<h3>Ways to pay:</h3>

Ways to pay:

Pay via Internet banking

If you’re already banking online, paying your power bill is as easy as pie.

Be sure to add Mercury to your payee options and when your monthly bill comes due, transfer the payment.

Here’s some key info you’ll need for internet banking purposes:

Name of Bank: ASB Bank
Name of Account: Mercury NZ Limited

Account Number:
12 3013 0893681 00

Particulars: Add your Mercury account number here.

Code: Be sure to include your first two initials and your surname (or your business name) here e.g. JT Smith or JT Business Ltd

Pay using Credit Card

You can set up a recurring* credit /debit card payment or make a one-off** payment online in My Account (Visa, Mastercard only).

You can also make a one-off** credit /debit card payment over the phone (non time of use accounts only).

*From 16 November 2020, a 0.71% surcharge applies to recurring credit / debit card payments

**A 1.5% service fee applies to one off credit /debit card payments

Please note that credit /debit card transactions are not available for large commercial accounts i.e. time of use supplies.

Pay by Direct Debit

Direct Debit is a hassle free way to pay your power bill each month. Setting up a Direct Debit is easy, here’s how you do it:

Pay online

For residential customers, head to Bills in My Account, then scroll down to 'Regular Payment' and add your bank details.

By post

Business and residential customers can download a Direct Debit authority form and post it back to us at:

Private Bag 92008
Victoria Street West
Auckland 1142


Call us on 0800 10 18 10 (residential customers only)

As with everything, terms and conditions apply.
How to Pay 2

Pay In Person

You may pay your bill over the counter at various NZ Post locations. Payments can be made in cash or eftpos and will cost $1.50 each time.


Simply authorise your bank to make an automatic payment at regular intervals (this can be monthly to coincide with your bill).

Please ensure you set the intervals to cover your monthly bill. To download an automatic payment authority form click here.

Make sure you fill it in and return it to your bank to get started.

Pay by Cheque

You can send us a cheque in the mail, but please be aware that this will incur a $0.50 fee.

Here's the address to send your cheque payment to:

Private Bag 92008
Victoria Street West
Auckland 1142

*From 1 March 2021 we’ll no longer accept cheques as a form of payment

Reading your bill

Reading your bill

We know there's a lot of information on your bill, so we've put together a handy video to walk you through it.