Forwarded the FCC complaint in an email to comcast and within a day got a response .A few days later they acknowledged that I was erroneously billed 600 bucks and that they actually owed me 10 bucks.
Good thing these people are now going to be our internet gatekeepers.
LOL , it has a happened with numerous friends and family members of mine, that have tried to cancel their service.
An expired credit card is not the same thing as one locked for fraud/lost card/etc.
It is possible to charge an expired credit card, many banks will just roll the charges onto the new card instead.
Charges that are both flagged as recurring, and set up before expiry can be accepted.
The other thing that might work is social media shaming. Calling ordinary customer service reps has become increasingly useless over the last 40 years.
This was when most bills were still sent in physical mails.
They sent the unpaid bills to collection agency and it was a huge hassle. He still refuses to do anything with verizon wireless.