Herkimer County, located in the state of New York, 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 Herkimer County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
13329
13406
13360
13338
13407
13322
13420
13413
13501
13361
13340
13357
13456
13304
13367
13350
13324
13438
13491
13431
13439
13470
13502
13416
13472
13339
13365
13331
13454
13475

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

Herkimer 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 Herkimer County County?

There are approximately 30 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Herkimer 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.