Happy anniversary to the postal ZIP code

On July 1, 1963, the U.S. Post Office Department introduced the ZIP code program to get a handle on the heaping surplus of mail. Today, those five digits represent much more for American society.

ncG1vNJzZmivp6x7r7zRZ6arn19nfXN%2FjmluaGhhZH5yhJRvbHFoZWl8qa3PqbBmmZ6jtrex0ayYq7FdqbxuwMeeZKmno6murXnZoqdmm5%2BZsg%3D%3D