- Spam
04 8908 7357 (0489087357): One contributor reports 20+ silent calls with no message or response when answered. Suspected robocall activity.
Silent Call and Robocall Reports for 04 8908 7357
A contributor has flagged 04 8908 7357 (also written as 0489087357) for persistent silent calls and suspected robocall behaviour. The pattern involves repeated contact from this Optus mobile number with no voicemail left and no response when the call is answered, suggesting automated dialling rather than a human caller.
The contributor reports receiving over 20 calls from 0489087357, with each call following the same pattern: connection made but silence on the other end. This type of behaviour is characteristic of robocall systems testing active numbers or harvesting contact lists.
Call Patterns from 04 8908 7357
The single report about 04 8908 7357 documents a high-frequency pattern spanning an unspecified period. The contributor describes the calls as relentless, characterising the number as "like a pesky fly" that persists despite multiple unanswered attempts. No voicemail was ever left, and when the recipient answered, there was silence on the line.
This silence-on-answer pattern is typical of robocalls or callback scams testing whether a number is monitored. When the system detects an answer, it may either hang up or transfer to a live operator, depending on the attacker's intent. The lack of any message suggests the caller is not attempting legitimate contact.
What to Do If You Receive a Call from 04 8908 7357
Silent calls and robocalls require immediate action to prevent future contact:
- Do not: Answer repeated calls from 04 8908 7357, return missed calls, or engage if a voice answers after silence
- Do: Block the number immediately in your phone's call settings
- Do: Let calls from 0489087357 go to voicemail without engaging
- Do: If a robocall connects and switches to a person, hang up immediately without speaking
- Do not: Press any numbers or menu options if prompted during a call from 04 8908 7357
Why Robocalls Target Your Number
When you answer a call from 04 8908 7357, you confirm your number is active and monitored. Robocall systems use this information to mark your number as a "live lead" for future scam attempts, increasing the likelihood of more calls. By not engaging with silent calls, you reduce the chances of escalation to more aggressive scams later.
How to Report 04 8908 7357
Report this number to Australian authorities and your service provider:
- Report to the Australian Communications and Media Authority (ACMA) at acma.gov.au - they investigate spam and unwanted calls
- Contact your mobile provider (Optus) directly to report the number and request blocking at the network level
- Register with the Do Not Call Register at donotcall.gov.au to reduce telemarketing and robocall contact
- Report the number to ReportCyber at cyber.gov.au if you believe it may be part of a broader scam network
- Share your experience on Reverseau to help other Australians identify 0489087357
Help others by sharing your experience with 0489 087 357!
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What Our Users Reviewed
This number's like a pesky fly, 20 plus times, never leaves a message or talks when I pick up
Help others by sharing your experience with 0489 087 357!
WRITE A REVIEWFrequently Asked Questions
What does it mean if 04 8908 7357 calls but no one speaks?
A silent call from 04 8908 7357 (0489087357) is typically a robocall system testing whether your number is active and monitored. The contributor who reported this number experienced over 20 such calls where silence occurred immediately upon answering. Do not engage or press any keys - hang up immediately and block the number.
Should I call back a missed call from 0489087357?
No. Do not return calls to 0489087357 or 04 8908 7357. Returning the call confirms your number is active and may lead to escalated contact from scammers or robocall operators. The contributor's experience shows that not engaging with repeated calls from this number is the correct response.
Why does 04 8908 7357 keep calling if no one responds?
Robocall systems from 04 8908 7357 operate automatically and continue dialling based on target lists or random number generation. The contributor received 20+ calls, indicating the system cycles through numbers repeatedly. Blocking 0489087357 at your phone level stops future connection attempts.
Is 04 8908 7357 a legitimate Optus number?
04 8908 7357 is registered as an Optus mobile number, but registration does not indicate legitimacy. Scammers and robocall operators frequently use stolen or spoofed mobile numbers. The silent call pattern reported for 0489087357 is consistent with unauthorised robocall activity, not legitimate Optus customer contact.
What should I do if 0489087357 calls and someone finally speaks?
Hang up immediately without providing any information. Do not confirm your name, confirm you are the number holder, or engage with any request. The contributor's experience with 20+ silent calls from 04 8908 7357 suggests this number is used for scam operations testing responses. Block it straight away.
Can I get the police involved about calls from 04 8908 7357?
Contact the ACMA (acma.gov.au) to report 0489087357 as a harassment or spam number - they investigate unwanted calls on behalf of Australian citizens. You can also report the number to your Optus account for network-level blocking. If you believe the calls relate to a specific scam or fraud, report details to ReportCyber at cyber.gov.au for assessment.