Willacy County, TX ZIP Codes & Directory
Complete postal guide for Willacy County, Texas. Featuring the official county seat of Raymondville, largest municipality Raymondville, and serving 2 incorporated municipal entities.
Municipalities Located in Willacy County
Incorporated Cities, Towns, and Villages
Active USPS Postal Codes in Willacy County
Standard delivery zones and geographic service boundaries
Frequently Asked Questions About Willacy County, TX
What is the county seat and largest city in Willacy County? ▾
The official county seat of Willacy County is Raymondville, and its largest incorporated municipality by population is Raymondville.
How many cities, towns, and villages are in Willacy County? ▾
Willacy County encompasses 2 incorporated municipal entities, including 2 cities, 0 towns, and 0 villages.
What is the total population and land area of Willacy County? ▾
According to official U.S. Census Bureau data, Willacy County has a population of approximately 20,164 residents and spans an area of 597 square miles.
How many postal codes operate in Willacy County? ▾
There are 1 active USPS postal codes serving addresses within Willacy County, Texas.