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 16, 2024, 09:08am EDT Capitol Hill is covered to a large extent by ZIP code ...

Hanna Horvath is a CERTIFIED FINANCIAL PLANNER™ and Red Venture's senior editor of content partnerships. Fox Money is a personal finance hub featuring content generated by Credible Operations, Inc.