Carbondale CO ZIP Code
Carbondale city is located in Colorado State, Garfield County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Carbondale CO zip code by its streets and block numbers if we have some of the Carbondale streets loaded in our website
Carbondale Area Code is 970 and Time Zone is Mountain (GMT -07:00).
Carbondale Zip Code - Colorado
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Carbondale City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Carbondale ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Carbondale, Colorado.
The Carbondale Zip Code is 81623.
If you want to send a mail to Carbondale City, you should use the 81623 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Carbondale ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 81623 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Carbondale city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Colorado.