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Community report for 03 9969 5238 (0399695238): Automated alarm sound robocall from Victoria. One contributor answered and heard a continuous alarm.
Robocall Report for 03 9969 5238
A single contributor has reported receiving an automated robocall from 03 9969 5238 (also written as 0399695238). When the call was answered, the caller heard a continuous alarm sound rather than a voice or standard message. This type of call is characteristic of a robocall - an automated system that dials numbers sequentially to test which are active or to trigger specific responses.
The number is allocated as a local service in Victoria through NetSIP Pty Ltd, a telecommunications provider. However, this allocation does not confirm the legitimate use of 0399695238 - many robocalls exploit legitimate service numbers or spoofed identities.
What to Do If You Receive a Call from 03 9969 5238
If 0399695238 calls you:
- Do not: Answer if you don't recognise the number, return the call, or press any keys to respond
- Do: Let it go to voicemail, block the number immediately, and avoid any interaction that confirms your line is active
- Why: Robocalls often use alarm sounds or silence to identify active phone numbers for future scam attempts
Report Patterns for 03 9969 5238
One report has been logged for this number. The call occurred on 8 February 2026 via an answered call. Robocalls using alarm sounds typically indicate an automated system testing line activity or attempting to trigger panic or confusion before a follow-up call with a scam message.
How to Report 03 9969 5238
If you receive similar calls from 0399695238 or other robocall numbers:
- Report to the Australian Communications and Media Authority (ACMA) at acma.gov.au
- Block the number in your phone settings to prevent future calls
- Do not engage with the call or press any response keys
- Share your experience on Reverseau to help other contributors identify this behaviour
Understanding Robocalls
Robocalls from numbers like 03 9969 5238 are often part of a two-stage scam strategy: first, an automated call tests whether your number is active and you will answer; second, a follow-up call from the same or similar number attempts a scam pitch (fake tax debt, parcel delivery, tech support, etc.). By not responding to the alarm sound, you reduce the likelihood of being targeted by subsequent scam calls from this or related numbers.
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What Our Users Reviewed
Picked up, heard annoying alarm sound, checking if it's a live line
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WRITE A REVIEWFrequently Asked Questions
What does an alarm sound robocall mean?
An alarm sound robocall is typically an automated system testing whether your phone number is active and answered by a real person. The contributor who received the call from 03 9969 5238 heard a continuous alarm rather than a voice message, which is a common tactic. These calls often precede follow-up scam attempts, so blocking 0399695238 immediately is recommended.
Should I call back 03 9969 5238?
No. Do not call back 0399695238. Robocalls often use spoofed numbers, and calling back confirms your line is active to scammers. Instead, block the number and report it to ACMA.
Is 03 9969 5238 a real business number?
The number 0399695238 is allocated to a telecommunications provider (NetSIP Pty Ltd) in Victoria, but this does not mean it is being used legitimately. Robocalls frequently use spoofed or hijacked numbers. The alarm sound pattern reported by the contributor indicates automated scam activity rather than a genuine business call.
What should I do if I answered 03 9969 5238?
If you answered 0399695238 and heard an alarm sound, you should block the number immediately. Do not press any keys or respond. Monitor your phone for follow-up calls from this number or similar numbers in the coming days, as robocall activity often clusters.
Can robocalls from 03 9969 5238 be dangerous?
Robocalls like those from 0399695238 themselves are not directly dangerous, but they are a red flag. The alarm sound tactic is used to confirm active numbers for later scam attempts. If you receive a follow-up voice call from 03 9969 5238 or a similar number claiming to be from the ATO, NBN, or a delivery service, do not engage.
How do I block 03 9969 5238 on my phone?
On most Australian smartphones, you can block 0399695238 by opening the call log, long-pressing the number, and selecting 'Block' or 'Add to Blocked List.' You can also contact your phone provider to have the number blocked at the network level. Report the robocall to ACMA for further tracking.