My Account makes it easy to update your account details such as phone number, email address and postal address online.
Alternatively, you can speak with a customer service representative on 1800 267 926 (residential enquiries) or 1800 737 036 (business enquiries) 8 am – 5 pm weekdays. Remember to have your account number or a copy of a previous bill handy when you call us.
Horizon Power acknowledges the Traditional Custodians throughout Western Australia and their continuing connection to the land, waters and community. We pay our respects to all members of the Aboriginal communities and their cultures; and to Elders past, present and emerging.
Aboriginal and Torres Strait Islander people are advised that this website may contain images, names or voices of deceased people.