Contact us

Get in touch.

We’re here to help. Did you know you can download a copy of your bill, check your account balance, edit the way you pay or move house with us in My Account?

Head to My Account now.

Fast help with Hiko.

Got a question about your bill? Want to know your account balance or need info on how to move house with Mercury? Hiko our chatbot is here to get you on your way.

Contact Details.

Home

0800 10 18 10

Mobile or overseas: +64 9 475 7234
New connections: 0800 49 00 03
Collections centre: 0800 10 18 60

Monday to Friday, 8am–⁠6pm
Public Holidays*, 8.30am-5pm

Business

0800 20 18 20

Mobile or overseas: +64 9 526 8288

Monday to Friday, 8am–⁠6pm
Public Holidays*, 8.30am-5pm

*We’re closed on April 26, December 25/26 and January 1/2.

Email Us.

Can’t find what you’re looking for? Flick us an email.

Send Email

For Investors.

For information on investing, shares and how to contact us, visit our investors page.

Other Contacts.

GENERATION

Hamilton
PO Box: 445, Hamilton
Phone: 07 857 0199

Rotorua
PO Box: 245, Rotorua
Phone: 07 343 8500

Taupō
PO Box: 49, Taupo
Phone: 07 343 8500

OTHER

GLOBUG
PO Box: 92008, Auckland
Phone: 0800 773 729
Learn more.

Media Enquiries
Phone: 027 210 5337
Send a media enquiry.
Please note, the media team can’t assist with account queries.

FORMAL COMPLAINTS

Mercury has an internal formal complaints process. If you would like to place a formal complaint, please access our online formal complaint form.