Lancaster 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 Lancaster County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
17033
17512
17535
19363
17520
17562
17579
17567
17521
17528
17585
17570
17501
17502
17540
17602
17566
19540
17532
17536
17604
17560
17507
17580
17503
17552
17551
17555
19543
17581
17699
17522
17527
17543
17538
17509
17603
17578
17564
17504
17575
17550
17547
17557
17582
17572
19344
17605
17534
17533
17506
17073
17529
17568
19551
17518
17576
17517
17608
17505
19501
17022
17314
17545
17554
17519
17563
17601
17565
17569
17584
19310
19362
17516
17508
17537

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

Lancaster 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 Lancaster County County?

There are approximately 76 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Lancaster 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.