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What county is ZIP code 78355 in?

Updated · Data: U.S. Census Bureau

ZIP code 78355 (Falfurrias, TX) is mostly in Brooks County (84.7% of its land), with parts in Jim Wells County and Kleberg County.

Which counties is ZIP 78355 in?

CountyShare of land areaChart
Brooks County84.7%
Jim Wells County11.3%
Kleberg County4.1%

About 6,843 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 78355 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 78355 in?
ZIP code 78355 (Falfurrias, TX) is mostly in Brooks County (84.7% of its land), with parts in Jim Wells County and Kleberg County.
Is ZIP 78355 in Jim Wells County?
Partly: about 11.3% of its land is in Jim Wells County.
What city is ZIP 78355?
The post office name is Falfurrias.

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