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  2. What is the zip code of Thornton, CO, 80221

Thornton (CO) Zip Code is 80221 Latest Details Mar, 2025

Updated: 13-03-2025

Thornton (CO) zip Code is 80221, Postal Code details. Thornton is located in state CO, United States.

Find Zip Code 80221 Details

ZIP code 80221 is located in Thornton CO in the United States.

Postal Code United States Zip Code 80221 Latest update Thornton, CO
Zip Code / Postal Code 80221

City

Thornton

State Code

CO

County

Denver, United States

Postal Locations

Thornton, CO - Zip Code is - 80221

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 80221 is an essential part of the postal system in Thornton, CO. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Thornton has a lot to offer.

FAQ about Zip Code 80221, Thornton, (CO)

What is Zip code Thornton?

Thornton Zip Code: 80221, used by the Thornton Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Denver, CO. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Thornton?

Thornton Postal Code is: 80221

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