Rio Grande City, TX ZIP Codes, Coordinates & Counties
Rio Grande City, Texas has 1 ZIP code in Starr county. The approximate center of Rio Grande City is 26.556, -98.736. Rio Grande City has about 72,977 known street addresses.
ZIP codes in Rio Grande City, TX
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 78582 | Starr | 26.556 | -98.736 |
Counties Rio Grande City spans
Starr
Most common streets in Rio Grande City
Main, Eisenhower, Water, Flores, 2nd, East, Washington, 4th, 6th, Monroe
Frequently asked questions
What ZIP codes are in Rio Grande City, TX?
Rio Grande City, Texas has 1 ZIP code, ranging from 78582 to 78582. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Rio Grande City, TX in?
Rio Grande City is in Starr county.
What are the latitude and longitude of Rio Grande City, TX?
The approximate center of Rio Grande City, Texas is latitude 26.556, longitude -98.736. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Rio Grande City, TX have?
Rio Grande City has 1 ZIP code.
How many addresses are in Rio Grande City, TX?
Rio Grande City, Texas has about 72,977 known street addresses in the sthan.io US address database.
What are the most common streets in Rio Grande City, TX?
Some of the most common street names in Rio Grande City are Main, Eisenhower, Water, Flores, 2nd, East.
What cities are near Rio Grande City, TX?
Cities near Rio Grande City include Santa Elena (14 mi), Roma (16 mi), Delmita (19 mi), Grulla (20 mi), Sullivan City (22 mi).
Cities near Rio Grande City
Santa Elena, TX (14 mi) Roma, TX (16 mi) Delmita, TX (19 mi) Grulla, TX (20 mi) Sullivan City, TX (22 mi) Falcon Heights, TX (24 mi) Lopeno, TX (24 mi) Salineno, TX (24 mi)
Need this for any US address, in code?
Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.
View the API →Last updated: June 2026 · Data: sthan.io US address database