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

Zip code
80229
80701
80642
80654
80247
80266
80221
80640
80002
80105
80042
80102
80045
80239
80220
80602
80036
80003
80011
80010
80020
80023
80022
80136
80212
80234
80037
80035
80031
80233
80601
80643
80238
80241
80614
80019
80024
80030
80040
80137
80249
80103
80216
80603
80260

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

Adams 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 Adams County County?

There are approximately 45 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Adams 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.