Block unwanted calls

Getting tired of nagging calls? You can block unwanted calls from a specific number. Or, to block unwanted text messages, check out Message Blocking.



Block calls on your phone

Some devices let you block specific numbers from calling you. Here's a few ways to block specific numbers:


  • Visit the Devices page, select your device, and look for steps to block calls.
  • Visit CTIA's page on Blocking Robocalls for more options to block calls for Android, iOS, Windows, and Blackberry.
  • If a subscription service is sending you too many messages, visit the promotion or newsletter's website to opt out or adjust your settings.
  • If your phone doesn't offer blocking options, Family Allowances might help. This service let's you block calls and texts from specific numbers. You can manage Family Allowances online through My T-Mobile or from your phone with the My Account app.



Activate scam protection

If you’d like to block calls from likely scammers, you can enable Scam Block. To enable Scam Block and get more details on T-Mobile’s scam protection offerings, check out our Call Protection page.


  • With Scam Block, all calls from likely scammers are blocked with no ring-through to your phone.
  • Scam Block will block likely scammers only, not spammers or telemarketers.
  • This service is free for T-Mobile post-paid customers.
  • Enabling Scam Block may inadvertently block desired calls, but you can disable Scam Block at any time.


Let us know if there is a number that you think should be added or removed from our scammer list by reporting the scam call.



Stop telemarketing calls

If you receive unwanted sales calls, add your phone number to the National Do Not Call Registry. It may take up to 31 days for this to take effect. Visit


If you are already on the National Do Not Call Registry but continue to get sales calls, file a complaint with the FTC.



Change your phone number

You can change your number to stop unwanted phone calls or text messages, but do this as a last last resort. See how to change your phone number to get started.