Port Isabel TX ZIP Code

Port Isabel city is located in Texas State, Cameron County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Port Isabel TX zip code by its streets and block numbers if we have some of the Port Isabel streets loaded in our website

Port Isabel Area Code is 956 and Time Zone is Central (GMT -06:00).



Port Isabel Zip Code - Texas

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

The Port Isabel Zip Code is 78578.



If you want to send a mail to Port Isabel City, you should use the 78578 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Port Isabel 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 78578 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Port Isabel 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 Texas.


Port Isabel, Texas - MAP



What is the Port Isabel Zip Code?

The Port Isabel Zip Code in Texas is 78578.


ZIP Plus 4 Port Isabel - US Streets Zip Codes

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




Search Port Isabel Zip Code

What is the zip code for Port Isabel TX?

78578

Port Isabel, Texas - US Zip Code



Port Isabel ZIP Code Lookup

78578 Zip Code File:
Zip Code: 78578,
City: Port Isabel
Port Isabel Area Code: 956
Port Isabel, TX - Time Zone: Central (GMT -06:00)
County: Cameron
City Alias: Laguna Vista, Bahia Mar, Port Isabel, Laguna Hts, Isabel, Pt Isabel, Laguna Heights
State: Texas
State Abb: TX



Texas Zip+4 - Nearby Port Isabel Cities

Cities near Port Isabel in Texas
(straight line)


View more Texas zip codes



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