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What county is ZIP code 78639 in?

Updated · Data: U.S. Census Bureau

ZIP code 78639 (Kingsland, TX) is mostly in Llano County (82.8% of its land), with parts in Burnet County.

Which counties is ZIP 78639 in?

CountyShare of land areaChart
Llano County82.8%
Burnet County17.2%

About 8,517 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 78639 a Census ZIP code area?

Yes. A ZIP Code Tabulation Area (ZCTA) is the Census version of a ZIP code; its edges can differ from USPS delivery routes (ZIP code vs ZCTA). Look up another ZIP on the ZIP code to county lookup.

Sources: Census 2020 ZCTA-county relationship file; Gazetteer 2024; GeoNames (CC BY 4.0, post office name); ACS 2019-2023 5-year. Data as of November 1, 2026. Not affiliated with USPS or any government agency.

FAQ

Frequently asked questions

What county is ZIP code 78639 in?
ZIP code 78639 (Kingsland, TX) is mostly in Llano County (82.8% of its land), with parts in Burnet County.
Is ZIP 78639 in Burnet County?
Partly: about 17.2% of its land is in Burnet County.
What city is ZIP 78639?
The post office name is Kingsland.

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