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

Data Table
ZIP Codes Cities State
80020
80025
80026
80027
80038
80301
80302
80303
80304
80305
80306
80307
80308
80309
80310
80314
80455
80466
80471
80481
80501
80502
80503
80510
80533
80540
80544
Broomfield
Eldorado Springs
Lafayette
Louisville
Broomfield
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Boulder
Jamestown
Nederland
Pinecliffe
Ward
Longmont
Longmont
Longmont
Allenspark
Hygiene
Lyons
Niwot
Colorado

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.