Who called from 7870601129

Called at 2:30 Eastern time Delaware coastal area.  No message left.  Caller had called 3 times previously at varying times, also left no message..

i'm in northern Delaware. It called yesterday afternoon. They hung up about 10 seconds after the machine picked up.

Got on on my cell phone at7:01 pm..and I am on the 'do not call list' on house and cell phone, and still get them during dinnertime on Sunday mornings, etc..I have caller id..so I never answer unless I recognize the #

Didn't answer either.  No msg left.

They just called me too.  I didn't answer because the number looks weird.  No voice mail.  I am on the do not call list as well.  I am located in Miami