Contact Us

We’re open 7.30am – 9pm from Monday to Friday.

If you’d like to reach us, here are a few ways of getting through:

Click on the Feedback Button

Ring us
*Residential Customer Service Line: 0800 10 18 10
 7.30am – 9pm, Monday – Friday
*Business Customer Service Line: 0800 20 18 20
 8.30am – 5pm, Monday – Friday

Fax us
Residential fax: 0800 10 18 11
Business fax: 0800 20 18 21

If you need information on power for medical reasons, e-mail us or give us a ring on 0800 63 00 01 – we’re more than happy to help.

We’re located at:
602 Great South Rd
Greenlane
Auckland 1051
New Zealand

Send us a letter:
Mercury Energy
Private Bag 92008
Victoria Street West
Auckland 1142