Grulla TX ZIP Code
Grulla city is located in Texas State, Starr County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Grulla TX zip code by its streets and block numbers if we have some of the Grulla streets loaded in our website
Grulla Area Code is 956 and Time Zone is Central (GMT -06:00).
Grulla Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Grulla City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Grulla ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Grulla, Texas.
The Grulla Zip Code is 78548.
If you want to send a mail to Grulla City, you should use the 78548 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Grulla 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 78548 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Grulla 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.