Who called from 3013067174

This number keeps calling my cell phone though I never answer & they never leave a message...

hung up when I answered

Some woman who was able to identify who I was, called me and identified herself as "the Union"

A google search for this number finds that this number was previously used to dial out to someone else too.

Hmm.

This number calls my cell phone

Calls several times a day and leaves no message.