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What county is ZIP code 77546 in?

Updated · Data: U.S. Census Bureau

ZIP code 77546 (Friendswood, TX) is mostly in Galveston County (67.1% of its land), with parts in Harris County and Brazoria County.

Which counties is ZIP 77546 in?

CountyShare of land areaChart
Galveston County67.1%
Harris County30.9%
Brazoria County1.9%

About 54,082 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 77546 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 77546 in?
ZIP code 77546 (Friendswood, TX) is mostly in Galveston County (67.1% of its land), with parts in Harris County and Brazoria County.
Is ZIP 77546 in Harris County?
Partly: about 30.9% of its land is in Harris County.
What city is ZIP 77546?
The post office name is Friendswood.

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