Contact us

Before you call us

You can contact EWON about any electricity or gas supplier in New South Wales and some water suppliers.

We encourage you to talk to your supplier first and try to resolve the problem. If the problem isn't fixed or you're not satisfied with the response from your company, contact EWON. Our service is free and our hours are Monday to Friday, 9am - 5pm (excluding public holidays).

Contact EWON on 

Free call

1800 246 545

Mobile phone users: Calls to this number are now free for most mobile phone users, but other users may still incur a fee. If you would like us to call you back, please let us know.

submit a complaint online
Free fax 1800 812 291
Free post Reply Paid 86550, Sydney South NSW 1234
Interpreter service 131 450 - For help using an interpreter visit TIS
National Relay Service 133 677 - For help using this service visit NRS
in person Level 11, 133 Castlereagh Street, Sydney.
Please call us on 1800 246 545 to make an appointment

Reverse charge calls

EWON will accept reverse charge calls from customers in New South Wales.

  • For Telstra InContact home phone service customers
    To call EWON reverse charge, ring 12550 (Telstra reverse charges) and quote 02 8218 5200.
  • For customers of other phone service providers
    Please contact your service provider to find out how you can make a reverse charge call.


How can we help?




Freecall1800 246 545

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