Probably nothing to worry about. However, I am always surprised at what kind of information people will give out over the pone when a caller says he or she is from XYZ office. At the very least, you should find out which branch of XYZ office the caller is from and then look up the number yourself and call back.
Jim's Rules of Carry: 1. Any gun is better than no gun. 2. A gun that is reliable is better than a gun that is not. 3. A hole in the right place is better than a hole in the wrong place. 4. A bigger hole is a better hole.