Willow Hill PA ZIP Code
Willow Hill city is located in Pennsylvania State, Franklin County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Willow Hill PA zip code by its streets and block numbers if we have some of the Willow Hill streets loaded in our website
Willow Hill Area Code is 717 and Time Zone is Eastern (GMT -05:00).
Willow Hill Zip Code - Pennsylvania
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Willow Hill City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Willow Hill ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Willow Hill, Pennsylvania.
The Willow Hill Zip Code is 17271.
If you want to send a mail to Willow Hill City, you should use the 17271 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Willow Hill 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 17271 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Willow Hill 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.