State · United States

Colorado Postal Codes

—399 counties

Browse by county to find postal codes in Colorado.

Understanding postal codes in Colorado

Postal code format varies by country (often 4–6 digits; some use alphanumeric).

Select a county to explore postal codes.

State · United States

—399 counties

Browse by county to find postal codes in Colorado.

Postal code format varies by country (often 4–6 digits; some use alphanumeric).

Select a county to explore postal codes.