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: 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.
Select ADD A NUMBER.
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.
Enter the desired number to block, then select BLOCK.
BLOCK A PHONE NUMBER FROM THE CALL LOG: From the Call log, select and hold the desired phone number then select Block number. Select BLOCK.
REMOVE NUMBER FROM BLOCK LIST: From the blocked numbers list, select the Remove icon next to the desired number then select UNBLOCK.