The usual "this is your second notice" credit card scam phone call. I've gotten where I throw the number in Google as fast as possible and decide to answer the call based on what I can easily find. That and I have an audio file that plays the disconnect tone and message from the phone company.
I hope you reported that and also to the police. That is soooo unaccceptable. I think it should be against the law to call our private numbers that we pay for the service.
I now call the "service Provider" and hassle them .... they profit from these telephone #'s ... they all seem to say "file a complaint with the FTC ..... so I include them in my complaints ..... Remember... they have the ability to discontinue service to that #, but choose not to