West Mifflin PA ZIP Code

West Mifflin 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 West Mifflin PA zip code by its streets and block numbers if we have some of the West Mifflin streets loaded in our website

West Mifflin Area Code is 412 and Time Zone is Eastern (GMT -05:00).

West Mifflin Zip Code - Pennsylvania

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

If you want to send a mail to West Mifflin City, you should use the 15122, 15123 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded West Mifflin 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 15122, 15123 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a West Mifflin 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.


West Mifflin, Pennsylvania - MAP

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West Mifflin ZIP Code Lookup

15122, 15123 Zip Code Information:
Zip Code: 15122,15123,
City: West Mifflin
West Mifflin Area Code: 412
West Mifflin, PA - Time Zone: Eastern (GMT -05:00)
County: Allegheny
City Alias: Pittsburgh, West Mifflin, W Mifflin/pleasant Hills, West Mifflin, W Mifflin/pleasant Hills, West Mifflin Century Mall
State: Pennsylvania
State Abb: PA

Pennsylvania Zip+4 - Nearby West Mifflin Cities


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