ScamGuard

📞 Phone Number Checker

Got a call or message from a number you don't know? Enter it into ScamGuard's phone number checker — we cross-reference community reports and known scam databases instantly.

What ScamGuard checks for

  • Community scam reports lookup
  • Known scammer database matching
  • WhatsApp & SMS scam patterns
  • Premium-rate number flags
  • Fake recruiter / romance scammer detection
  • Free verdict in seconds

⚠️ Red flags and warning signs

  • •Calls from a foreign country code you don't expect
  • •Number rings once then disconnects ('wangiri' scam)
  • •Caller claims to be from your bank or SARS
  • •Asks for OTP, ID number or card details
  • •Number isn't on the official business website

How to protect yourself

  • Look the number up on ScamGuard before responding
  • Never share OTPs over the phone
  • Hang up and call the official number from the brand's website
  • Block + report the number to your carrier
  • Add suspicious numbers to your block list

ScamGuard tools you can use right now

Frequently asked questions

How do I check if a phone number is a scam?▾

Enter the number into ScamGuard. We check it against community reports, known scammer databases, and pattern-match against active scam campaigns.

Should I call the number back?▾

No. Calling back can confirm to scammers that your number is active, and some numbers are premium-rate that charge you per minute.

What about WhatsApp numbers?▾

ScamGuard checks WhatsApp numbers the same way and also looks for known scammer profiles, fake recruiters and romance scam patterns.

Is it free?▾

Yes — 3 free scans, no signup required.

Related ScamGuard checkers

Try ScamGuard free

3 free scans — no signup required. Then create an account for unlimited investigations.

Analyze With ScamGuard