Important Stuff

Dot your i's & cross your t's,
It's the best way to be...

We are only as good as our feedback, so we would love to hear from you, the good, bad and even the ugly.

How to lodge a complaint

We do our best to provide topnotch customer service, but if you'd like to give us some feedback or if Boost hasn’t lived up to your expectations in some way, please let us know in one of these ways:

  • Email: Email us at
  • Phone: Call us on 1258881 from your Boost Mobile service or 1800100933 from a non-Boost/Telstra service. 
  • Letter: Boost Head Office, 429, 5 Lime Street, Sydney, NSW 2000, AUSTRALIA
  • Online Form: Complete the Telstra complaints online form here 


What happens after you lodge a complaint with us?

When you lodge a complaint, our complaints handling process ensures that your issue is acknowledged, reviewed and resolved in a timely manner. 

We aim to resolve your issue within 10 business days, if it takes longer, we'll keep you updated on our progress until we solve it. 

If you need to follow up on a complaint you've made, but don't have your case manager's details, you can contact us to find out more. Give us your service number or complaint reference number, and we'll help locate and attempt to connect you with your case manager. 

View our complaints handling process here