ATT customers get the FREE Robocall Blocking Service AT&T Call Protect!! AT&T Call Protect: Available to AT&T consumer postpaid wireless customers with iOS or Android smartphones that are eligible for AT&T HD Voice.
Reduce your chances of becoming a victim of phone fraud or scams. Automatic Fraud Blocking1 detects and blocks calls from likely fraudsters before they reach you. Suspected Spam Warning2 on the incoming call screen alerts you when you get an incoming call from a suspected spam source—telemarketers, politicians, debt collectors, and more