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  2. What is the zip code of Boulder, CO, 80304

Boulder (CO) Zip Code is 80304 Latest Details Feb, 2025

Updated: 06-02-2025

Boulder (CO) zip Code is 80304, Postal Code details. Boulder is located in state CO, United States.

Find Zip Code 80304 Details

ZIP code 80304 is located in Boulder CO in the United States.

Postal Code United States Zip Code 80304 Latest update Boulder, CO
Zip Code / Postal Code 80304

City

Boulder

State Code

CO

County

Boulder, United States

Postal Locations

Boulder, CO - Zip Code is - 80304

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 80304 is an essential part of the postal system in Boulder, 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, Boulder has a lot to offer.

FAQ about Zip Code 80304, Boulder, (CO)

What is Zip code Boulder?

Boulder Zip Code: 80304, used by the Boulder Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Boulder, CO. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Boulder?

Boulder Postal Code is: 80304

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