Pennsylvania Zip Codes

Pennsylvania has a total of 1,871 ZIP codes, covering its mix of urban centers, suburban communities, and vast rural areas. All ZIP codes in Pennsylvania begin with the digits 15, 16, 17, 18, or 19, uniquely designating the state. The range starts at 15001 in Aliquippa, near Pittsburgh, and extends to 19640 in Reading, located in southeastern Pennsylvania.

The 150 to 169 series serves western and central Pennsylvania, including major cities like Pittsburgh, Erie, and State College. The 170 to 179 series covers central and eastern Pennsylvania, including Harrisburg (the state capital), Lancaster, and Scranton. The 180 to 196 series focuses on the eastern portion of the state, encompassing the Lehigh Valley, Allentown, and the Philadelphia metropolitan area.

Pennsylvania’s ZIP codes are vital for organizing mail delivery across its diverse geography, which includes densely populated urban regions, sprawling farmland, and mountainous areas. These codes also assist in defining school districts, voting precincts, and municipal boundaries, while supporting industries such as manufacturing, logistics, and tourism.

In the table below, you can see all Pennsylvania zip codes listed by city, town and village as well as county affiliated. With 1,786 cities (and towns) and 67 counties (and county-equivalents), Pennsylvania is the 5th largest state by population (12,784,227)  and 32nd largest one by land area (115,883 km²) in the United States.

The capital of Pennsylvania is Philadelphia and major cities include Pittsburgh, Allentown, Erie, Reading, and Harrisburg.

List of Pennsylvania Zip Codes by City