Boulder zip code

Zip code in Boulder, CO

The location Boulder belongs to Boulder County, state of Colorado. Boulder has 16 zip codes which you can see in the following table.

Boulder is the official name of the location so if you want to use the US Postal Service you must use that name.

Zip code	Type	Population
80301	STANDARD	22,610
80302	STANDARD	14,570
80303	STANDARD	17,390
80304	STANDARD	24,050
80305	STANDARD	14,580
80306	PO BOX	1,775
80307	PO BOX	310
80308	PO BOX	1,170
80309	UNIQUE	47
80310	UNIQUE	104
80314	UNIQUE	0
80321	UNIQUE	0
80322	UNIQUE	0
80323	UNIQUE	0
80328	UNIQUE	0
80329	UNIQUE	0

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