Etna CA ZIP Code
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Etna city is located in California State, Siskiyou County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Etna CA zip code by its streets and block numbers if we have some of the Etna streets loaded in our website
Etna Area Code is 530 and Time Zone is Pacific (GMT -08:00).
Etna Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Etna City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Etna ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Etna, California.
The Etna Zip Code is 96027.
If you want to send a mail to Etna City, you should use the 96027 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Etna 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 96027 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Etna 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 California.