Comcast has no phone option, unless you are canceling service. Calling their support line gives you repeated prompts for talking to their chat bot. If you say

Comcast has no phone option, unless you are canceling service. Calling their support line gives you repeated prompts for talking to their chat bot. If you say No enough times, it just texts you a link to the chatbot anyways and disconnects the call. Because fuck you! I've heard from folks going to their storefront works really well to get issues resolved.