ADD NUMBER TO BLOCK LIST: From the home screen, select the Phone app. Select the Menu icon, then select Settings.
Note: To automatically block calls from likely fraudsters, get alerts on suspected spam, and manually block calls learn more aboutAT&T Call Protect. Free for eligible users.
Select Call blocking.
Note: When a call is blocked, it is routed directly to voicemail. The call blocking feature may not affect phone calls made or received via third-party apps installed on your device. Please contact third party app developers for assistance with such applications.
Selected ADD A NUMBER. Enter the desired number, then select BLOCK.
Note: Alternately, select ADD FROM CONTACTS then select the desired contact.
REMOVE A NUMBER FROM THE BLOCKED NUMBERS LIST: Select the Remove icon next to the desired number, then select UNBLOCK.
BLOCK A PHONE NUMBER FROM THE CALL LOG: From the Phone app, select the Recents tab > drop-down icon next to the desired call > Block > BLOCK.