03 9003 1198 - 0390031198: Telstra Tech Support Impersonation

4-min Read3 Reports

  • Spam
  • Scam
  • Suspicious

03 9003 1198 (0390031198): Contributors report fake Telstra tech support calls demanding IP addresses and claiming computer settings issues.

Telstra Tech Support Impersonation Reports for 03 9003 1198

Three contributors have reported suspicious activity from 03 9003 1198 (also written as 0390031198). One report describes a caller claiming to represent Telstra tech support, demanding the recipient's IP address and insisting that computer settings were incorrectly configured. This is a classic technical support impersonation tactic commonly used in scams targeting Australian households.

The other reports from 0390031198 indicate nuisance calling behaviour, with contributors receiving calls that either hang up immediately without speaking or go unanswered without voicemail being left. The pattern suggests the number may be used for both targeted scam attempts and broader calling campaigns.

What Callers from 03 9003 1198 Say

The one contributor who answered a call from 03 9003 1198 reported the caller claimed affiliation with Telstra and alleged that the recipient's computer settings were wrong. The caller then demanded the recipient's IP address. This is a deliberate escalation tactic designed to extract sensitive technical information that could be used to gain unauthorised access to a device or network.

Callers from 0390031198 who don't engage in conversation simply hang up or remain silent, which may indicate automated calling systems testing active numbers or preparation for follow-up attempts.

Call Patterns and Timing

Reports for 03 9003 1198 span from mid-February to late March 2026. One call came during early morning hours (around 9:46 AM), while another arrived late evening (after midnight). The variation in call timing and the mix of answered and unanswered calls suggests the number may be cycling through contact lists with different strategies depending on whether someone picks up.

Two of the three contributors who received calls from 0390031198 chose to block the number after recognising the suspicious behaviour, preventing further contact.

What to Do If You Receive a Call from 03 9003 1198

If 03 9003 1198 calls you:

  • Do not: Provide your IP address, passwords, remote access credentials, or any technical information to unsolicited callers
  • Do not: Click any links sent via text or email following a call from 0390031198
  • Do not: Return the call if you miss it
  • Do: Hang up immediately if the caller claims to be from Telstra or another tech company you didn't contact
  • Do: Verify any support request by calling Telstra directly using the number on your bill or their official website, never using a number provided by the caller
  • Do: Block the number in your phone settings to prevent future calls from 03 9003 1198

How to Report 03 9003 1198

If you receive a call from 03 9003 1198 or 0390031198, report it to Australian authorities:

  • Scamwatch: Report the impersonation attempt to scamwatch.gov.au, including the date, time, and what the caller claimed
  • ACMA: Lodge a complaint about the call with the Australian Communications and Media Authority at acma.gov.au
  • Telstra: Contact Telstra directly to report that scammers are impersonating their tech support team
  • Reverseau: Add your report here to help other Australians identify calls from 03 9003 1198

Why Telstra Impersonation Works

Tech support scams impersonating Telstra are particularly effective because callers exploit familiarity with a trusted Australian brand. Contributors report feeling pressured by claims of urgent computer issues, especially when the caller demonstrates knowledge of technical terminology. Legitimate Telstra support will never cold-call demanding IP addresses or requesting remote access without you initiating the contact first.


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Ratings Distribution

2.0 out of 5
5 Stars 0%
4 Stars 0%
3 Stars 33%
2 Stars 33%
1 Star 33%

What Our Users Reviewed

A
Anonymous

Nuisance caller, never leaves a message when call not answered, now blocked

A
Anonymous

Claimed to be Telstra tech support, demanding IP address, said my computer settings are wrong, major red flags

A
Anonymous

Called but just hung up before leaving any message


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Frequently Asked Questions

Why would someone impersonating Telstra ask for my IP address?

A scammer posing as Telstra tech support from 03 9003 1198 requests your IP address to appear credible and to gather information they can use in follow-up attacks. They may then claim your address exposes you to viruses, demanding payment for 'remediation'. Real Telstra support will not ask for IP addresses unsolicited. If in doubt, hang up and call Telstra directly on 133 633.

What should I do if I already gave information to a caller from 0390031198?

If you provided your IP address, password, or allowed remote access to someone claiming to be Telstra from 0390031198, change your passwords immediately and run a malware scan on your device. Contact Telstra directly on 133 633 to inform them of the fraudulent call. Monitor your accounts for suspicious activity and consider contacting your bank if financial information was shared.

How can I tell if a call is really from Telstra tech support?

Legitimate Telstra support will not cold-call you about computer problems. If you receive an unsolicited call from someone claiming to be Telstra, hang up immediately. To verify, call Telstra back on 133 633 (the official number on your bill or Telstra's website) rather than using any number provided by the caller. This protects you from calls originating from 03 9003 1198 or similar spoofed numbers.

What are the red flags in a call from 03 9003 1198?

Contributors reported several warning signs: the caller claimed affiliation with Telstra without you contacting them first, they demanded sensitive technical information, and they created urgency around computer settings. Legitimate tech companies do not cold-call about device issues. If you receive a similar call from 0390031198, these red flags indicate a scam.

Should I block 03 9003 1198?

Yes. Two of the contributors who received calls from 03 9003 1198 blocked the number to prevent further contact. Blocking 0390031198 is a simple step that stops the scammer from calling you again. You can block the number in your phone's settings or through your phone provider.

Is 03 9003 1198 actually Telstra's number?

No. Telstra's general support line is 133 633. The number 03 9003 1198 (0390031198) is being used by scammers impersonating Telstra. This is called 'spoofing', where callers disguise their true number to appear legitimate. Never trust a number that cold-calls you claiming to be tech support.