Block or Unblock Calls
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Block or Unblock Calls
Block or unblock calls from your device.
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:
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• Access blocked numbers
• Block and unblock numbers
• Block a phone number from the call log
• Block unknown numbers
• Use AT&T ActiveArmor Mobile SecurityÂ
• Block and unblock numbers
• Block a phone number from the call log
• Block unknown numbers
• Use AT&T ActiveArmor Mobile SecurityÂ
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Access blocked numbers
From the 
Phone app, select the 
 Menu icon > Settings > Blocked numbers.
Phone app, select the  Menu icon > Settings > Blocked numbers.Â
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Block and unblock numbers
BLOCK NUMBERS: From the Blocked numbers screen, select Add a number. Enter the desired number, then select Block.
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UNBLOCK PHONE NUMBER: Select the X icon next to the desired number. Select Unblock to confirm.
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Block a phone number from the call log
From the Phone app, select the Recents tab then select and hold the desired phone number. Select Block number, then select BLOCK to confirm.
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Phone app, select the Recents tab then select and hold the desired phone number. Select Block number, then select BLOCK to confirm.Â
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Block unknown numbers
From the Blocked numbers screen, select the Unknown switch.
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Use AT&T ActiveArmor Mobile Security
To automatically block calls from likely fraudsters, get alerts on suspected spam, and manually block calls learn more about AT&T ActiveArmor Mobile Security. Free for eligible users.