- Scam
Community report for 0423 719 723 (0423719723): Caller impersonates family member using 'Hi mum' scam to extract money.
Impersonation Scam Reports for 0423 719 723
One contributor has flagged 0423 719 723 (also written as 0423719723) for a classic impersonation scam. The caller uses the "Hi mum" social engineering tactic, where they pretend to be a family member in urgent need of money. This well-known scheme exploits emotional response and urgency to pressure victims into quick transfers before they can verify the caller's true identity.
What Callers from 0423 719 723 Say
According to the report, callers using 0423719723 open with a casual greeting like "Hi mum" or "Hi mum, it's me" to establish false familiarity. The caller then quickly pivots to a financial emergency - claiming they need money urgently for bail, medical bills, car repairs, or other unexpected expenses. The tactic relies on the recipient being confused about which family member is calling and acting emotionally without verification.
What to Do If You Receive a Call from 0423 719 723
If 0423 719 723 calls you:
- Do not: Transfer money, provide bank details, or act on emotional pressure. Do not assume the caller is who they claim to be.
- Do: Hang up immediately and call the person they claim to be using a known phone number (not one provided by the caller). Verify their emergency independently before sending any money.
- Do: Ask security questions only the real person would know - like their middle name, birthdate, or details about shared memories.
- Do: Tell them you will call them back on their known number to confirm. Scammers will refuse or disappear.
How to Report 0423 719 723
If you receive a call from 0423 719 723 attempting this scam:
- Report to the ACMA (Australian Communications and Media Authority) at acma.gov.au
- Report to Scamwatch at scamwatch.gov.au with details of the call and any money sent
- Block the number on your phone to prevent future calls from 0423719723
- Alert your family members about the scam so they remain vigilant
- Contribute your own experience to Reverseau to help other Australians identify this number
Help others by sharing your experience with 0423 719 723!
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What Our Users Reviewed
This number is definitely associated with scammers! The old "Hi mum..." after money, steer clear!
Help others by sharing your experience with 0423 719 723!
WRITE A REVIEWFrequently Asked Questions
What is the 'Hi mum' scam used by 0423 719 723?
The 'Hi mum' scam is an impersonation tactic where callers pretend to be a family member (usually a child) in financial distress. The caller from 0423 719 723 uses this greeting to create confusion and emotional urgency, then asks for urgent money transfer. They rely on the recipient not questioning the caller's identity or asking verification questions before sending funds.
How can I verify if a call from 0423719723 is really from a family member?
Never act on emotional pressure during the call. Instead, hang up and contact the person they claim to be using a phone number you already have saved. Ask them questions only they would know. If they refuse to answer or the real person hasn't had an emergency, you've identified a scammer using 0423719723.
Should I answer calls from 0423 719 723?
You can let it go to voicemail. If you do answer and hear the 'Hi mum' opening from 0423 719 723, hang up immediately. Do not engage with the caller or provide any information. Block this number (0423719723) in your phone's contacts to prevent future calls.
What should I do if I've already sent money to 0423 719 723?
Contact your bank immediately and report the fraudulent transfer. They may be able to reverse it if the money hasn't been withdrawn. Then report the scam to Scamwatch (scamwatch.gov.au) and the ACMA (acma.gov.au). Keep records of all communication with your bank and the scammers using 0423719723.
Is 0423 719 723 a real Optus number?
The number 0423 719 723 is allocated to Optus Mobile, but it has been compromised or spoofed for scam purposes. Scammers often use compromised mobile numbers or spoof legitimate carriers to appear more credible. Do not trust the carrier allocation - trust your verification process instead.
How can I protect my family from the 'Hi mum' scam from 0423719723?
Share the details of this scam with family members, especially older relatives who may be more vulnerable to impersonation tactics. Establish a family protocol: never send money based on an emergency call alone. Always verify by calling the person back on a known number. Let them know that legitimate family members will understand the need for verification.