Block or unblock calls from your device. Block anonymous calls.
INSTRUCTIONS & INFO
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 about AT&T Call Protect. Free for eligible users.
Select Block numbers. 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, or select the Contacts icon to select a number from your contacts.
Select the Add icon.
REMOVE A NUMBER FROM THE BLOCK NUMBERS LIST: Select the Remove icon next to the desired number.
AUTOMATICALLY BLOCK ANONYMOUS CALLERS: Select the Block unknown callers switch.
BLOCK A PHONE NUMBER FROM THE CALL LOG: From the Phone app, select the RECENTS tab > desired call > Details > Menu > Block number > BLOCK.