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Enter a rule name and the 10-digit phone numbers you wish to block, then select . * Using Star Codes ( 60):

Log into the Comcast Business Portal > Click Voice > Click Preferences > Select Call Blocking > Enter the number > Click Add .

Are spam calls interrupting your workflow? If you use Comcast Business, you don't have to just sit there and take it. You can block unwanted numbers in less than a minute.