Block or unblock calls from your device and block unknown calls.
BLOCK: From the Dial tab in the Phone app, select the Menu icon in the Search field then select Call settings. Select Call blocking & Decline with message, then select Blocked numbers.
ADD A NUMBER: Select the Add icon, then select the desired option.
BLOCK PRIVATE NUMBERS: From the Call blocking & Decline with message screen, select the Private numbers switch.
• 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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