Westlake LA ZIP Code
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Westlake city is located in Louisiana State, Calcasieu County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Westlake LA zip code by its streets and block numbers if we have some of the Westlake streets loaded in our website
Westlake Area Code is 337 and Time Zone is Central (GMT -06:00).
Westlake Zip Code - Louisiana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Westlake City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Westlake ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Westlake, Louisiana.
The Westlake Zip Code is 70669.
If you want to send a mail to Westlake City, you should use the 70669 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Westlake 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 70669 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Westlake 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 Louisiana.