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

Zip code
18032
18069
18066
18092
18080
19539
18195
18068
18102
18106
18060
18015
18049
18059
19530
18951
18087
18079
18036
18041
18053
18101
18105
18098
18011
18017
18034
18062
18109
18052
18104
18078
18046
18051
18103
18031
18018
18037
19529
18065

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

Lehigh 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 Lehigh County County?

There are approximately 40 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Lehigh 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.