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Contact Us

» Holiday period opening hours

Telephone »

1800 062 058 to lodge a complaint over the phone between 9am and 5pm (Victorian time), Monday to Friday.
Free call from a fixed line; standard mobile call rates from a mobile.

» Switchboard telephone: +61 (0)3 8600 8700
Telephone interpreter »

131 450 - Telephone Interpreting Service OR
call 1800 062 058 and we will organise an interpreter for you

TTY »

1800 675 692 for consumers with access to a TTY machine,
or see Telstra's TTY payphone locator

Note: before you contact us on the TTY, please read the questions we will ask you by downloading our consumer complaint form (47KB) or looking at our online complaint form

National Relay Service
» 1800 555 677 for consumers with a hearing disability
Online complaint » Complaint_form
Fax » Fax our complaint form (47KB) or your complaint letter to 1800 630 614
» Switchboard fax for non-complaint matters: +61 (0)3 8600 8797
Post - we accept letters written in braille »

PO Box 276
Collins Street West VIC 8007

Visit us »

Level 3, 595 Collins St, Melbourne

  • Wheelchair access and facilities
  • Very close to Southern Cross Station, which has lift access
  • Tram numbers 30, 31, 109 & 112 stop just outside the building
General email » tio@tio.com.au
Office hours »

The TIO is open between 9am and 5pm Australian Eastern Standard Time.

We will be closing at 3pm on Wednesdays 24 and 31 December 2008. View all our holiday opening hours

Website feedback form » General online feedback form (NOT for complaints - use our online form for complaints)


Read our Accessibility Statement and Privacy Policy © 2001 Telecommunications Industry Ombudsman Ltd