Hidalgo County, located in the state of Texas, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Hidalgo County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
78537
78573
78569
78563
78502
78501
78599
78549
78504
78516
78538
78596
78505
78548
78562
78540
78558
78577
78570
78579
78595
78503
78541
78572
78557
78559
78539
78542
78574
78576
78589
78560
78543
78565

To know more about Hidalgo County, click the button below:

Hidalgo County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Hidalgo County County?

There are approximately 34 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Hidalgo County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.