03 9003 3353 - 0390033353: Telstra Impersonation Scam Report

• Suspicious

Community report for 03 9003 3353 (0390033353): Caller impersonated Telstra claiming suspicious IP activity, hung up when questioned.

Telstra Impersonation Report for 03 9003 3353

A contributor has reported receiving a scam call from 03 9003 3353 (also written as 0390033353) in which the caller claimed to be from Telstra. The caller alleged there was suspicious activity detected from the contributor's IP address, despite the recipient not being a Telstra customer. When the call was answered, the caller abruptly hung up after making the initial claim, a pattern consistent with caller uncertainty or script-reading malfunction.

The use of Telstra impersonation combined with vague references to IP address issues suggests this call was designed to trigger alarm and prompt the recipient to take action - likely divulging personal details or engaging in a follow-up conversation that would expose them to further social engineering.

What the Caller from 03 9003 3353 Claimed

The contributor reported that the caller from 0390033353 stated there was suspicious activity originating from the recipient's IP address. This is a common opening tactic in tech support and telco impersonation scams, as it creates a sense of immediate urgency without requiring detailed technical knowledge from the caller. The vagueness of the claim - no specific timeframe, no detail about what the suspicious activity entailed - is a hallmark of low-effort scam operations that rely on fear rather than credibility.

The fact that the caller hung up immediately after making this claim suggests the call may have been part of a batch dial campaign where callers test responses rather than fully engaging targets. Alternatively, the caller may have realised the recipient was sceptical or prepared to ask probing questions.

Report Details and Timing

The report for 03 9003 3353 was submitted on 7 January 2026, early morning hours (01:37 UTC). A single contributor has flagged this number, indicating it is not yet a widespread pattern in the Reverseau community, though this does not diminish the scam nature of the call.

What to Do If You Receive a Call from 03 9003 3353

If 03 9003 3353 calls you:

• Do not: Provide personal information, banking details, or passwords; return the call to any number the caller provides; confirm your account details or identity
• Do: Hang up immediately if the caller claims to be from Telstra or another company; verify any claims independently by calling the official customer service number listed on your bill or the company's official website; let the call go to voicemail if you don't recognise the number
• Block: Add 0390033353 to your phone's blocked contacts if you receive further calls
• Remember: Legitimate telcos never call to warn you about IP address issues or demand immediate action over the phone

How to Report 03 9003 3353

If you receive a similar call from 03 9003 3353 or 0390033353, you can report it to several Australian authorities:

• Scamwatch: Report the call at scamwatch.gov.au, which tracks scam trends and provides public warnings
• ACMA (Australian Communications and Media Authority): Lodge a complaint at acma.gov.au if the call was unsolicited or harassing
• Reverseau: Add your own report about 03 9003 3353 to help other Australians identify this number and its behaviour patterns
• Telstra (if applicable): If you are a Telstra customer, report the impersonation directly to their fraud team

Community reports are essential for identifying emerging scam patterns. Your contribution about 0390033353 helps build a clearer picture of which numbers are actively running scams versus those used for one-off attempts.

Frequently Asked Questions