Mr. Zip and the Brand-New ZIP Code When the Post Office debuted the ZIP Code, they introduced a friendly cartoon to be its lead salesman ...

The House passed two bills Monday night that would authorize the U.S. Postal Service to create 76 new ZIP codes for communities nationwide.  These ...

One mayor told Newsweek his community has seen "confusion" in the mail system under its current zip codes.

The USPS has nearly 42,000 ZIP codes. The ZIP code system went into effect in 1963. The easternmost ZIP codes in New England start with a 0.

Green officials say the current system, which splits the city between multiple postal codes, creates tax collection problems ...

Wednesday marks the 52nd birthday of the introduction of ZIP codes in the US. Though the explosion of business mail is mostly responsible for the Zoning Improvement Plan (ZIP), the idea started ...

The House passed two bills Monday night that would authorize the United States Postal Service to create 76 new ZIP codes for communities around the country. These two bipartisan bills, led by Rep ...