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ZIP Code 78665 — Round Rock, TX

ZIP code 78665 serves Round Rock, Texas, within Williamson County. It is part of area code 512, with population 36,291 and mean income of $95,674.

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Location details

City
Round Rock
County
Williamson County
State
Texas (TX)
Area code
512
Population
~36,291
Median household income
$95,674
Current local time
10:29 PM
Timezone
Central Time (UTC-5)

Related ZIP codes in TX

Open state page
79936
El Paso, TX
77084
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77449
Katy, TX
78521
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75052
Grand Prairie, TX
75217
Dallas, TX
75070
Mckinney, TX
79912
El Paso, TX

About ZIP code 78665

ZIP code 78665 is a Standard ZIP in Round Rock, Texas. It is linked to area code 512 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 30.543250, -97.645240, which can later be displayed on a map for better geographic context.

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