Who called from 8502039367

Called two different nights this week--dead air.

This number keeps calling and when I answer, no one will speak.  Then after a few seconds the line will go dead and then I get a fast busy signal.  They are so annoying.

Missed called. No voicemail.

This number keeps calling but leaves no message - latest call @ 12:57 PM EST, Saturday 12/2/16.

unknown caller.  I called the number back from a different phone and it had a busy signal continuously.