Boulder postal codes — Colorado, United States
3 localities and postal codes in Boulder, within United States's three-level hierarchy.
Boulder postal codes
| Country | State | City | City | ZIP | Latitude | Longitude | Timezone |
|---|---|---|---|---|---|---|---|
| United States | Colorado | Boulder | Boulder | 80304 | 40.045133 | -105.294106 | America/Denver |
| United States | Colorado | Boulder | Boulder | 80310 | 40.004136 | -105.263862 | America/Denver |
| United States | Colorado | Boulder | Jamestown | 80455 | 40.115541 | -105.388605 | America/Denver |
Complete dataset
60,000 rows available in United States
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Get full database →About Boulder
Boulder is a city of Colorado, United States.
How postal codes work in Boulder
United States uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Boulder follow that format like everywhere else in the country, for example 80304 for Boulder.
Every code listed here for Boulder begins with the prefix 80, which groups its delivery areas together within United States's national numbering.
Postal codes across United States, Boulder included, are issued and maintained by United States Postal Service (USPS).
Addressing format
Addresses in United States are written [House number] [Street name], [City] [Region] [Postal code], and an address in Boulder follows that same order:
What this dataset covers
This reference dataset lists 3 postal codes for Boulder, each paired with its locality and, where the source provides them, coordinates and a time zone.
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Boulder postal codes — frequently asked questions
What postal codes does Boulder use?
Every postal code listed here for Boulder begins with the prefix 80.
What format are postal codes in Boulder?
They use United States's national 99999 format. Five digits, numeric only. 80304 is one code from Boulder.
Who issues postal codes in Boulder?
United States Postal Service (USPS) issues and maintains postal codes throughout United States, Boulder included.
How many postal codes are listed for Boulder?
This reference dataset contains 3 postal codes for Boulder. That is the dataset's own count, not a claim about every code in use.
Which state is Boulder in?
Boulder is a city of Colorado, United States.