I've asked a Comcast employee to help you. You should expect a reply in this thread.
Hi Mbauer11. Thanks for joining the Xfinity Forums and for creating your first post! We are glad you're here.
I can assist with alerting our local tech ops team to the cable that needs to be buried. To get started, please send me a private message and include your full name, service address, and account number so I can access your account.