Chester County, located in the state of Pennsylvania, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Chester County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
19355
19311
19363
19465
19480
19481
19357
19432
19367
19365
19425
19475
17536
19354
17555
19073
19330
19341
19317
19372
19543
19399
19319
19421
19371
17527
19352
19395
19381
19460
19351
19347
19366
19520
19350
19335
19344
19382
19464
19375
19470
19087
19348
19380
19390
19376
19316
19320
19333
19343
19442
19369
19457
19383
19482
19374
19358
19310
19342
19301
19312
19362
19373
19360
19346
19345
19318

To know more about Chester County, click the button below:

Chester County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Chester County County?

There are approximately 67 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Chester County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.