In which county is ZIP code 78542 located?

ZIP 78542 is listed under Hidalgo County, TX.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 78542: Edinburg, TX

ZIP: 78542

County: Hidalgo County

Coordinates: 26.46610, -98.06950

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Edinburg, TX postal area 78542. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Edinburg
ZIP Code	78542
County	Hidalgo County
State	TX
Latitude / Longitude	26.46610, -98.06950
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 78542 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 78542 is approximately 26.46610 (latitude) and -98.06950 (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 78542 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 Edinburg within TX.

Frequently Asked Questions

What is the primary city for ZIP code 78542?

The primary city for this ZIP code is Edinburg, located in TX.

In which county is 78542 located?

ZIP code 78542 is situated within Hidalgo County, TX.

What are the coordinates for 78542?

The approximate center point is 26.46610 (Latitude) and -98.06950 (Longitude).

Is ZIP code 78542 active?

This page lists ZIP 78542 as Listed based on the latest refresh date shown above.

Does ZIP 78542 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

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