Port Sulphur LA ZIP Code
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Port Sulphur city is located in Louisiana State, Plaquemines County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Port Sulphur LA zip code by its streets and block numbers if we have some of the Port Sulphur streets loaded in our website
Port Sulphur Area Code is 504 and Time Zone is Central (GMT -06:00).
Port Sulphur Zip Code - Louisiana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Port Sulphur City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Port Sulphur ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Port Sulphur, Louisiana.
The Port Sulphur Zip Code is 70083.
If you want to send a mail to Port Sulphur City, you should use the 70083 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Port Sulphur 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 70083 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Port Sulphur 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.