There are 6 zip codes in Willacy County, Texas. The most populated is 78580, located in Raymondville. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
7858013,344Raymondville
785694,133Lyford
785941,398Sebastian
78561900Lasara
78590711San Perlita
78598108Port Mansfield

Zip Codes in Willacy County, Texas by Population (2024)