Donaldsonville LA ZIP Code
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Donaldsonville city is located in Louisiana State, Ascension County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Donaldsonville LA zip code by its streets and block numbers if we have some of the Donaldsonville streets loaded in our website
Donaldsonville Area Code is 225 and Time Zone is Central (GMT -06:00).
Donaldsonville Zip Code - Louisiana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Donaldsonville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Donaldsonville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Donaldsonville, Louisiana.
The Donaldsonville Zip Code is 70346.
If you want to send a mail to Donaldsonville City, you should use the 70346 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Donaldsonville 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 70346 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Donaldsonville 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.