on my business, Missed call, called back says : press 9 on the "Do not call list." ?

I didn't press 9

No answer just quite

Another day of harassment from these masters of scamming, spoofing,spamming & cloning using VOIP! Calling all the time our bussines lines, hanging up when answered .All these numbers owned by these mega spoofing factories : Level 3 Communications C.O. , Onvoy Communications C.O., Peerless Network C.O. Over 10000 public complains and still going strong.They will be reported to FTC for electronic communications harassment!