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What county is ZIP code 78418 in?

Updated · Data: U.S. Census Bureau

ZIP code 78418 (Corpus Christi, TX) is mostly in Kleberg County (60.1% of its land), with parts in Nueces County.

Which counties is ZIP 78418 in?

CountyShare of land areaChart
Kleberg County60.1%
Nueces County39.9%

About 30,201 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 78418 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 78418 in?
ZIP code 78418 (Corpus Christi, TX) is mostly in Kleberg County (60.1% of its land), with parts in Nueces County.
Is ZIP 78418 in Nueces County?
Partly: about 39.9% of its land is in Nueces County.
What city is ZIP 78418?
The post office name is Corpus Christi.

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