Sewickley PA ZIP Code
Sewickley city is located in Pennsylvania State, Allegheny County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Sewickley PA zip code by its streets and block numbers if we have some of the Sewickley streets loaded in our website
Sewickley Area Code is 412 and Time Zone is Eastern (GMT -05:00).
Sewickley Zip Code - Pennsylvania
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Sewickley City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Sewickley ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Sewickley, Pennsylvania.
The Sewickley Zip Code is 15143.
If you want to send a mail to Sewickley City, you should use the 15143 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Sewickley 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 15143 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Sewickley 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.