Boulder county ZIP Codes Colorado – USA
The postcode of Boulder county is 80020, Other cities in this county with zip codes can be found in the list below.
ZIP Code range for Boulder county
Map
Postcode Colorado
The county mentioned are from the state of Colorado. To see all zip codes in this state, go to the specific zip code page for Colorado.
Zip Codes in the United States
To see ZIP Codes for other state, go to the United States ZIP Codes section.