I was charged $154 in Dec I don't know why ,needed refund

user_qcy0zq We appreciate you reaching out to us over our Xfinity Community Forums. We would be more than happy to help get you pointed in the right direction! 

 

To view your statement history, go to customer.xfinity.com/billing/services/statement/history.
You may need to log in to your account.
Click on any statement to trigger a PDF download.

To view statements from more than two years ago, click the Load More drop-down.

 

I would recommend reviewing both your November, and December statements to find your billing concern.