The Postal Service’s plans will delay a third of mail in 27 states, according to a Washington Post analysis, hitting states west of the Rocky Mountains especially hard.

There is also another type of postal code, the ZIP + 4 code. According to unitedstateszipcodes.org, the ZIP + 4 was established in 1983 and identifies an even more specific location within a 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.

Westfield Mayor Andy Cook does not have a Westfield address. He actually has a Carmel address even though his home is within Westfield’s municipal boundaries. “It’s very embarrassing ...

When prompted for your ZIP code, enter the three digits from your postal code, followed by “00.” For example, if your postal code is M4B 1G5, your credit card ZIP code would be 41500.

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.