Activate This Simple Feature on Your Phone to Find Out If a Scammer Is Calling

It's free and doesn't require any downloads.

Kristine Brabson

Scam calls are nothing new, but with , they could be a thing of the past.

The service provider rolled out a new feature called Scam ID this month that will notify customers directly on their screen when a call they are receiving is likely a scam.

see-if-scammer-is-calling
Kristine Brabson

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Customers can also choose to block these calls from coming through at all using Scam Block, although users run the rare risk of inadvertently blocking calls that they want to receive. To activate these features, T-Mobile users can dial the following codes from their smartphone:

  • #ONI# (#664#): Enables Scam ID
  • #ONB# (#662#): Enables Scam Block
  • #OFB# (#632#): Disables Scam Block
  • #STS# (#787#): Check if Scam Block is Enabled

    This service is currently only available for T-Mobile customers and is included in all postpaid plans at no additional charge. If you happen to have another carrier, there are still options to stop scammers in their tracks.

    AT&T customers can download the phone company's free , which also displays a warning on the incoming call screen when it's a suspected spam source. The app also features Fraud Blocking, which automatically blacklists calls from suspicious sources, and Temporary Call Block, which lets you manually block calls from unwanted numbers for 30 days.

    In addition, a number of free apps are available for both iOS and Android that work to put an end to fraudulent calls. Scam-blocker or not, it's always important to avoid answering calls from phone numbers you don't recognize and to never give out personal information over the phone.

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