Irwin PA ZIP Code

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Irwin city is located in Pennsylvania State, Westmoreland County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Irwin PA zip code by its streets and block numbers if we have some of the Irwin streets loaded in our website

Irwin Area Code is 724 and Time Zone is Eastern (GMT -05:00).

Irwin Zip Code - Pennsylvania

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Irwin City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Irwin ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Irwin, Pennsylvania.

The Irwin Zip Code is 15642.

If you want to send a mail to Irwin City, you should use the 15642 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Irwin 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 15642 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Irwin 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.

Irwin, Pennsylvania - MAP

What is the Irwin Zip Code?

The Irwin Zip Code in Pennsylvania is 15642.

ZIP Plus 4 Irwin - US Streets Zip Codes

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Irwin, Pennsylvania - US Zip Code

Irwin ZIP Code Lookup

15642 Zip Code File:
Zip Code: 15642,
City: Irwin
Irwin Area Code: 724
Irwin, PA - Time Zone: Eastern (GMT -05:00)
County: Westmoreland
City Alias: Irwin, North Huntingdon, N Huntingdon, No Huntingdon, North Irwin
State: Pennsylvania
State Abb: PA

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