Hidalgo TX ZIP Code
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Hidalgo city is located in Texas State, Hidalgo County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Hidalgo TX zip code by its streets and block numbers if we have some of the Hidalgo streets loaded in our website
Hidalgo Area Code is 956 and Time Zone is Central (GMT -06:00).
Hidalgo Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Hidalgo City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Hidalgo ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Hidalgo, Texas.
The Hidalgo Zip Code is 78557.
If you want to send a mail to Hidalgo City, you should use the 78557 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Hidalgo 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 78557 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Hidalgo 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.