San Isidro, TX ZIP Codes, Coordinates & Counties
San Isidro, Texas has 1 ZIP code in Starr county. The approximate center of San Isidro is 26.738, -98.397. San Isidro has about 15 known street addresses.
ZIP codes in San Isidro, TX
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 78588 | Starr | 26.738 | -98.397 |
Counties San Isidro spans
Starr
Most common streets in San Isidro
Fm 1017, Los Mesquites
Frequently asked questions
What ZIP codes are in San Isidro, TX?
San Isidro, Texas has 1 ZIP code, ranging from 78588 to 78588. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is San Isidro, TX in?
San Isidro is in Starr county.
What are the latitude and longitude of San Isidro, TX?
The approximate center of San Isidro, Texas is latitude 26.738, longitude -98.397. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does San Isidro, TX have?
San Isidro has 1 ZIP code.
How many addresses are in San Isidro, TX?
San Isidro, Texas has about 15 known street addresses in the sthan.io US address database.
What are the most common streets in San Isidro, TX?
Some of the most common street names in San Isidro are Fm 1017, Los Mesquites.
What cities are near San Isidro, TX?
Cities near San Isidro include Delmita (7 mi), Linn (10 mi), Santa Elena (13 mi), Encino (15 mi), Rio Grande City (24 mi).
Cities near San Isidro
Delmita, TX (7 mi) Linn, TX (10 mi) Santa Elena, TX (13 mi) Encino, TX (15 mi) Rio Grande City, TX (24 mi) Edinburg, TX (27 mi) Hargill, TX (29 mi) Penitas, TX (30 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database