South Fork CO ZIP Code
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South Fork city is located in Colorado State, Rio Grande County and has a unique zip code assigned by the US Postal Service Office.
You can search for the South Fork CO zip code by its streets and block numbers if we have some of the South Fork streets loaded in our website
South Fork Area Code is 719 and Time Zone is Mountain (GMT -07:00).
South Fork Zip Code - Colorado
The US ZIP Code basic format consists of five decimal numerical digits assigned to the South Fork City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the South Fork ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in South Fork, Colorado.
The South Fork Zip Code is 81154.
If you want to send a mail to South Fork City, you should use the 81154 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded South Fork 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 81154 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a South Fork 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.