Block or Unblock Calls
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Block or Unblock Calls
Block or unblock calls from your device. Block unknown calls.
INSTRUCTIONS & INFO
When a call is blocked, it is routed directly to voicemail. The call blocking feature may not affect phone calls via third-party apps installed on your device. Contact third-party app developers for assistance with such applications.
In this tutorial, you will learn how to:
• Access blocked numbers
• Block and unblock numbers
• Block unknown numbers
• Use AT&T Call Protect
Access blocked numbers
From the Dial tab in the 
Phone app, select the 
Menu icon > Call settings > Call blocking & Decline with message > Blocked numbers.
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Note: To block a number through the Call logs, select the Call logs tab > select the info icon next to the desired number > Block.
Phone app, select the Menu icon > Call settings > Call blocking & Decline with message > Blocked numbers.Block and unblock numbers
BLOCK NUMBERS: From the Blocked numbers screen, select the 
Add icon then select the desired option:
Add icon then select the desired option:• CONTACTS: Select Contacts > navigate to and select the desired contact > select Done.
• CALL LOGS: Select Call logs > desired number > Done.
• NEW NUMBER: Select New number > enter phone number > select Block.
UNBLOCK PHONE NUMBER: Select the 
Delete icon, then select the number or contact that you wish to unblock. Select Remove.
Note: Select Remove again to confirm.
Delete icon, then select the number or contact that you wish to unblock. Select Remove.Note: Select Remove again to confirm.
Block unknown numbers
From the Call blocking & Decline with message screen, select the Private numbers switch.
Use AT&T Call Protect
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.