San Ygnacio TX ZIP Code
San Ygnacio city is located in Texas State, Zapata County and has a unique zip code assigned by the US Postal Service Office.
You can search for the San Ygnacio TX zip code by its streets and block numbers if we have some of the San Ygnacio streets loaded in our website
San Ygnacio Area Code is 956 and Time Zone is Central (GMT -06:00).
San Ygnacio Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the San Ygnacio City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the San Ygnacio ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in San Ygnacio, Texas.
The San Ygnacio Zip Code is 78067.
If you want to send a mail to San Ygnacio City, you should use the 78067 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded San Ygnacio 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 78067 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a San Ygnacio 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.