Call Comcast/Xfinity customer service at 1-800-XFINITY (1-800-934-6489)
Say you want to cancel your service
Have your account number, billing address, and account PIN or verification details ready
Ask for the exact cancellation date
Ask for a confirmation number or cancellation confirmation email
Return any rented equipment, such as modems, gateways, TV boxes, or remotes
Get a receipt when you return equipment
Check your final bill for any remaining charges or early termination fees
Cancel any autopay or paperless billing after the final bill is settled
If needed, use Comcast’s online chat or visit a local Xfinity store to complete the cancellation
Keep all confirmation records for your files