keeps calling my cell never leaves a message don't know who it is so I don't answer give up people

constantly calls

I also received a call and they asked for my first name and then was disconnected.  When I called back the number was busy...go figure?

After looking into this number, I have concluded the number is associated with Wayne State University (possibly alumni organization)

Called, asked for me by name, then hung up.  I call back, and I heard much activity in the backround (possibly a call center); however, I was unable to obtain the nature of said call, because I was hung up on.