ZIP Code 78590: San Perlita, TX
County: Willacy County
Coordinates: 26.50120, -97.63970
ZIP Type: Standard
Time Zone: Central Time (CT)
Get a reliable snapshot of the San Perlita, TX postal area 78590. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | San Perlita |
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| ZIP Code | 78590 |
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| County | Willacy County |
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| State | TX |
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| Latitude / Longitude | 26.50120, -97.63970 |
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| ZIP Type | Standard |
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| Time Zone | Central Time (CT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 78590 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 78590 is approximately 26.50120 (latitude) and -97.63970 (longitude). This location sits within Willacy County, contributing to regional planning across TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 78590 for mail delivery and general location reference in
Willacy County,
TX.
Some addresses near San Perlita may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near San Perlita within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 78590?
The primary city for this ZIP code is San Perlita, located in TX.
In which county is 78590 located?
ZIP code 78590 is situated within Willacy County, TX.
What are the coordinates for 78590?
The approximate center point is 26.50120 (Latitude) and -97.63970 (Longitude).
Is ZIP code 78590 active?
This page lists ZIP 78590 as Listed based on the latest refresh date shown above.
Does ZIP 78590 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08