Comcast offers a built-in call blocking feature that allows you to block up to 10 phone numbers. Here's how to use it:
Managing your block list online is often easier if you have many numbers to add: how to block calls on comcast landline
Xfinity includes a built-in Spam Blocker that categorizes calls as High, Medium, or Low risk. How to stop unwanted calls to your Xfinity Home Phone Comcast offers a built-in call blocking feature that