Who called from 4029378148

Called and no one talked on the other line when I answered.

ditto above.  Called numerous days with no one talking.

I answered and they hung up after a few seconds.

I got a call from this number on 9/4/12. It was someone asking for a few minutes of my time to talk about Nebraska politics.

Received a call from this number. When I answered my phone no one replied, then hung up. I return dialed the number, got a auto greeting instructing me to state my name and they would try to connect me. Rang numerous times until it disconnected.