Grindstone PA ZIP Code
Grindstone city is located in Pennsylvania State, Fayette County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Grindstone PA zip code by its streets and block numbers if we have some of the Grindstone streets loaded in our website
Grindstone Area Code is 724 and Time Zone is Eastern (GMT -05:00).
Grindstone Zip Code - Pennsylvania
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Grindstone City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Grindstone ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Grindstone, Pennsylvania.
The Grindstone Zip Code is 15442.
If you want to send a mail to Grindstone City, you should use the 15442 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Grindstone ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 15442 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Grindstone city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Pennsylvania.