Excavating and need to find underground wires

Concern moved here to the Customer Service help section for greater exposure to Comcast corporate employees (The Digital Care Team) for assistance.

@user_8vt61f

Thanks for contacting us. To have underground utility lines marked, contact your local 811 service. They will submit the marking request on your behalf.

https://www.xfinity.com/support/articles/call-before-you-dig

@XfinityOrlandoM wrote: "... To have underground utility lines marked, contact your local 811 service. They will submit the marking request on your behalf. ..."

The OP already wrote:

... I put in a PA811 ticket where all utility companies must come out and mark the lines. Everyone but Xfinity has come out ...