Who called from 5302165229

caller id said : Out of Area , 530-216-5229
Rang 21/2 times
Did not answer

Called left no message. Called the number back several times and it rings once and disconnects.

Same thing happening today.  Leaves no message.  Disconnects when I call back.
April 10, 2015.  Robo Calls.

Calls every morning at approximately 8 a.m. If answered there is no one on the other end, so have quit answering. Rings 2 to 5 times but leaves no message on the answering machine. Very frustrating.