Access blocked numbers
From the Dial tab in the Phone app, select the Menu icon
then select Settings
. Select Block numbers
Block and unblock numbers
From the Block numbers screen you can add or remove numbers from the block list. Select the desired option
• BLOCK PHONE NUMBER: Enter the desired number, then select the Add icon.
• CONTACTS: Select Contacts, then navigate to and select the desired contact.
• RECENT CALL: Select Recents, then select the desired number.
• UNBLOCK PHONE NUMBER: Select the Remove icon next to the desired number.
Block unknown numbers
From the Block numbers screen, select the Block unknown callers 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.