San Isidro TX ZIP Code
San Isidro 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 San Isidro TX zip code by its streets and block numbers if we have some of the San Isidro streets loaded in our website
San Isidro Area Code is 956 and Time Zone is Central (GMT -06:00).
San Isidro Zip Code - Texas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the San Isidro City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the San Isidro ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in San Isidro, Texas.
If you want to send a mail to San Isidro City, you should use the 78588 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded San Isidro 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 78588 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a San Isidro 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.
San Isidro, Texas - MAP
ZIP Plus 4 San Isidro - US Streets Zip Codes
By pressing keys ctrol + F you can search San Isidro zip codes by its streets, highways, and know the ZIP+4 US ZIP Code
San Isidro ZIP Code Lookup
78588 Zip Code Information:
Zip Code: 78588,
City: San Isidro
San Isidro Area Code: 956
San Isidro, TX - Time Zone: Central (GMT -06:00)
City Alias: San Isidro
State Abb: TX
Texas Zip+4 - Nearby San Isidro Cities
Cities near San Isidro in Texas
- Delmita (6 mi)
- Santa Elena (7 mi)
- Linn (16 mi)
- Encino (21 mi)
- Rio Grande City (23 mi)
- Garciasville (26 mi)