In this tutorial, you will learn how to:

 
• Access blocked numbers
• Block and unblock numbers
• Block a phone number from the call log
• Block unknown callers
• Use Call Protect
 

Access blocked numbers

From the phone Phone app, select the Menu Icon Menu icon > Settings > Blocked numbers. 

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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 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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Block unknown callers

From the Blocked numbers screen, select the Unknown switch.

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Use 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.