Winfield PA ZIP Code
Winfield city is located in Pennsylvania State, Union County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Winfield PA zip code by its streets and block numbers if we have some of the Winfield streets loaded in our website
Winfield Area Code is 570 and Time Zone is Eastern (GMT -05:00).
Winfield Zip Code - Pennsylvania
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Winfield City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Winfield ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Winfield, Pennsylvania.
The Winfield Zip Code is 17889.
If you want to send a mail to Winfield City, you should use the 17889 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Winfield 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 17889 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Winfield 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.