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

Zip code
80549
80547
80525
80538
80537
80553
80513
80517
80521
80430
80512
80510
80532
80511
80535
80527
80503
80541
80528
80534
80545
80524
80536
80522
80526
80550
80504
80515
80612
80540
80523
80539

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

Larimer 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 Larimer County County?

There are approximately 32 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Larimer 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.