1. ADD A NUMBER TO THE BLOCK LIST: From the home screen, select the Phone app. Select the Menu icon, then select Block numbers.

    Note: To automatically block calls from likely fraudsters, get alerts on suspected spam, and manually block calls, learn more about AT&T Call Protect. Free for eligible users. 

    Step 1

  2. EDIT BLOCKED NUMBERS LIST: From the Blocked numbers screen, select ADD A NUMBER. Enter the desired number, then select BLOCK.

    Step 2

  3. UNBLOCK A NUMBER: From the Blocked numbers list, select the Remove icon then select UNBLOCK.

    Step 3