#ATT will enable its spam call screening service #CallProtect by default for new and current customers; Call Protect will be added automatically for new lines, and will add existing numbers over the coming months; the system detects and stops fraudulent and #telemarketer calls, while also letting users maintain their own block list. https://www.theverge.com/2019/7/9/20687720/at-t-robocalls-block-automatically-call-protect