Most Americans know their ZIP code by heart. They type it into online forms, scribble it on envelopes and memorize it as part of their address. But not everyone knows the original meaning of the term.

Forbes contributors publish independent expert analyses and insights. I cover real estate, economics and cost of living. Sep 20, 2023, 12:43pm EDT This article is more than 2 years old. Fisher Island ...

Dear Readers: Johnnie expects to have a fresh column next week. Here’s a column that was published originally on July 2, 2012. Dear Johnnie: I have many little questions on the same topic. What are ...