Block or Unblock Calls
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Block or Unblock Calls

Block or unblock calls from your device.
INSTRUCTIONS & INFO
Prenote info
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.
  1. ADD A NUMBER TO THE BLOCK LIST: From the home screen, select the Phone app. Select the Call logs tab.
    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.
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  2. Select and hold the desired number to block, then select Block number. Select BLOCK to confirm.
    Note: To manually block a phone number, from the Phone app select the Menu icon > Call settings > Call blocking & Decline with message > Blocked numbers > Add icon > desired number location > desired contact > DONE.
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  3. BLOCK UNKNOWN NUMBERS: To add all unknown numbers (no caller ID) to the rejection list, from the Phone app select the Menu icon > Call settings > Call blocking & Decline with message > select the Private numbers switch to place it in the on position.
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  4. REMOVE A NUMBER FROM BLOCK LIST: From the Blocked numbers list, select the Delete icon > the desired number(s) > REMOVE > REMOVE again to confirm. 
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