ZIP Code 78557: Hidalgo, TX
County: Hidalgo County
Coordinates: 26.10280, -98.25360
ZIP Type: Standard
Time Zone: Central Time (CT)
This profile provides an in-depth look at ZIP code 78557, serving Hidalgo in TX. It lies in Hidalgo County and supports delivery, planning, and address verification.
| Primary City | Hidalgo |
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| ZIP Code | 78557 |
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| County | Hidalgo County |
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| State | TX |
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| Latitude / Longitude | 26.10280, -98.25360 |
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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 78557 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 78557 is approximately 26.10280 (latitude) and -98.25360 (longitude). This location sits within Hidalgo County, contributing to regional planning across TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 78557 for mail delivery and general location reference in
Hidalgo County,
TX.
This ZIP may extend beyond the city core into nearby communities within Hidalgo County.
Related ZIP Codes (Nearby)
Explore other postal codes near Hidalgo within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 78557?
The primary city for this ZIP code is Hidalgo, located in TX.
In which county is 78557 located?
ZIP code 78557 is situated within Hidalgo County, TX.
What are the coordinates for 78557?
The approximate center point is 26.10280 (Latitude) and -98.25360 (Longitude).
Is ZIP code 78557 active?
This page lists ZIP 78557 as Listed based on the latest refresh date shown above.
Does ZIP 78557 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