A power cut could be due to a widespread outage, or a localised fault at your place.
The first thing to do is to contact either your network company below or ring us on 0800 496 496, 24 hours a day to report your power outage.
Auckland
Vector (external link) - outages page (external link) - 0508 832 867
Counties
Counties Power (external link) - outages page (external link) - 0800 100 202
Other?
Is your region not shown? check our outages page.