Contact STC


  • 139 333 during business hours: 8.30am - 5pm, Monday to Friday
  • Overseas callers: +61 7 3842 8700.
  • Relay and accessible services - Speak and Listen users phone 1300 555 727 or visit Internet relay users 

Contact us online

General enquiries and feedback form - Use this form if you need some general information or advice, or you would like to send us a document relating to an issue we are looking into. Please select the feedback option if you would like to comment about the standard of service provided to you by our staff. We would also love to hear about your suggestions on ways in which we can improve our service delivery to you. For more information, see our feedback page.


Please send all mail to:

Attn: Service Trades Council
GPO Box 5099
Brisbane QLD 4001