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

Zip code
17033
17036
17111
17120
17129
17005
17023
17028
17101
17980
17105
17978
17048
17078
17061
17034
17017
17030
17107
17108
17128
17123
17057
17109
17127
17130
17102
17106
17177
17122
17103
19405
17018
17032
17110
17098
17121
17080
17125
17126
17022
17020
17104
17112
17113
17097
17124

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

Dauphin 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 Dauphin County County?

There are approximately 47 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Dauphin 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.