Port Mansfield TX ZIP Code

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

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

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


Port Mansfield Zip Code - Texas

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

If you want to send a mail to Port Mansfield City, you should use the 78598 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Port Mansfield 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 78598 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Port Mansfield 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 Mansfield, Texas - MAP


ZIP Plus 4 Port Mansfield - US Streets Zip Codes

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


Port Mansfield ZIP Code Lookup

78598 Zip Code Information:
Zip Code: 78598,
City: Port Mansfield
Port Mansfield Area Code: 956
Port Mansfield, TX - Time Zone: Central (GMT -06:00)
County: Willacy
City Alias: Prt Mansfield, Port Mansfield, Raymondville
State: Texas
State Abb: TX



Texas Zip+4 - Nearby Port Mansfield Cities

Cities near Port Mansfield in Texas
(straight line)


View more Texas zip codes