Long Key FL ZIP Code
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Long Key city is located in Florida State, Monroe County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Long Key FL zip code by its streets and block numbers if we have some of the Long Key streets loaded in our website
Long Key Area Code is 305 and Time Zone is Eastern (GMT -05:00).
Long Key Zip Code - Florida
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Long Key City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Long Key ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Long Key, Florida.
The Long Key Zip Code is 33001.
If you want to send a mail to Long Key City, you should use the 33001 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Long Key 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 33001 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Long Key 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 Florida.