Alpine CA ZIP Code
Alpine city is located in California State, San Diego County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Alpine CA zip code by its streets and block numbers if we have some of the Alpine streets loaded in our website
Alpine Area Code is 619 and Time Zone is Pacific (GMT -08:00).
Alpine Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Alpine City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Alpine ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Alpine, California.
The Alpine Zip Code is 91901, 91903.
If you want to send a mail to Alpine City, you should use the 91901, 91903 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Alpine 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 91901, 91903 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Alpine 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.