ZIP Code 80303 is located in the county of Boulder in the state of Colorado. 80303 ZIP Code is spread between the coordinates of +40.0007493 Latitude and -105.23040672 Longitude. 80303 ZIP Code is part of the 303 area code. There is 1 postal office in zip code 80303.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 80303. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.