Chromo CO ZIP Code
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Chromo city is located in Colorado State, Archuleta County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Chromo CO zip code by its streets and block numbers if we have some of the Chromo streets loaded in our website
Chromo Area Code is 970 and Time Zone is Mountain (GMT -07:00).
Chromo Zip Code - Colorado
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Chromo City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Chromo ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Chromo, Colorado.
The Chromo Zip Code is 81128.
If you want to send a mail to Chromo City, you should use the 81128 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Chromo 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 81128 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Chromo 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.