There are 7 zip codes in Llano County, Texas. The most populated is 78639, located in Kingsland. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
786398,274Kingsland
786436,811Llano
786091,880Buchanan Dam
78672687Tow
78607208Bluffton
7688565Valley Spring
76831Castell
showing: 7 rows

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