Waterproof LA ZIP Code
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Waterproof city is located in Louisiana State, Tensas County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Waterproof LA zip code by its streets and block numbers if we have some of the Waterproof streets loaded in our website
Waterproof Area Code is 318 and Time Zone is Central (GMT -06:00).
Waterproof Zip Code - Louisiana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Waterproof City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Waterproof ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Waterproof, Louisiana.
The Waterproof Zip Code is 71375.
If you want to send a mail to Waterproof City, you should use the 71375 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Waterproof 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 71375 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Waterproof 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.