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What county is ZIP code 77664 in?

Updated · Data: U.S. Census Bureau

ZIP code 77664 (Warren, TX) is mostly in Tyler County (90.5% of its land), with parts in Hardin County.

Which counties is ZIP 77664 in?

CountyShare of land areaChart
Tyler County90.5%
Hardin County9.5%

About 2,590 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 77664 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 77664 in?
ZIP code 77664 (Warren, TX) is mostly in Tyler County (90.5% of its land), with parts in Hardin County.
Is ZIP 77664 in Hardin County?
Partly: about 9.5% of its land is in Hardin County.
What city is ZIP 77664?
The post office name is Warren.

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