Key West FL ZIP Code


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Key West 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 Key West FL zip code by its streets and block numbers if we have some of the Key West streets loaded in our website

Key West Area Code is 305 and Time Zone is Eastern (GMT -05:00).



Key West Zip Code - Florida

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Key West City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Key West ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Key West, Florida.

The Key West Zip Code is 33040, 33041, 33045.



If you want to send a mail to Key West City, you should use the 33040, 33041, 33045 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Key West 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 33040, 33041, 33045 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Key West 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.


Key West, Florida - MAP



What is the Key West Zip Code?

The Key West Zip Code in Florida is 33040, 33041, 33045.


ZIP Plus 4 Key West - US Streets Zip Codes

By pressing keys ctrol + F you can search Key West zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


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Search Key West Zip Code

What is the zip code for Key West FL?

33040, 33041, 33045

Key West, Florida - US Zip Code



Key West ZIP Code Lookup

33040, 33041, 33045 Zip Code File:
Zip Code: 33040, 33041, 33045,
City: Key West
Key West Area Code: 305
Key West, FL - Time Zone: Eastern (GMT -05:00)
County: Monroe
City Alias: Key West Nas, Fort Jefferson National Mon, E Rockland Ky, Stock Island, Key West, Munson Island, Raccoon Key, East Rockland Key, E Rockland Key, Key West Naval Air Station, Key West, Stock Island, Ky Wst, Key West
State: Florida
State Abb: FL



Florida Zip+4 - Nearby Key West Cities

Cities near Key West in Florida
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View more Florida zip codes