Mr. ZIP, informally "Zippy", was a cartoon character used in the 1960s by the United States Post Office Department, and later by its successor, the United States Postal Service, to encourage the ...

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. Back ...

In partnership with the U.S. Postal Service, family entertainment company Curiosity Ink Media and publisher Dynamite Entertainment are launching a series of books for preschool through middle-grade ...

CHICAGO (CBS) -- All the zip codes in Chicago start with 606. As a date, that would be June 6th. On the northwest side, one of the zip codes is 60618. That lines up with the date and year. So the ...

Previously on You’ve Got Mail, we looked at a few services that were designed to speed up the mail at various points along the way. But these improvements were all taking place on the USPS’ side of ...