Find the last 4 digits (ZIP+4) for an address in 78628

ZIP 78628, Georgetown, TX is filled in. Just type the street address.

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ZIP Code 78628 – Georgetown, TX

Georgetown, Texas · Williamson County · Central time

ZIP code78628
CityGeorgetown
StateTexas
CountyWilliamson County
Population50,822
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area64.71 sq mi
Center (lat, long)30.6645, -97.7786

Area codes in this area

512737

These are the area codes that most often serve ZIP 78628 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

78633 Georgetown · 5.1 mi78627 Georgetown · 6.4 mi78646 Leander · 7.4 mi78681 Round Rock · 9.2 mi78626 Georgetown · 9.6 mi78642 Liberty Hill · 9.8 mi78680 Round Rock · 10.5 mi78682 Round Rock · 10.5 mi

About ZIP 78628

ZIP code 78628 is assigned to Georgetown, Texas. It lies in Williamson County. Its Census area covers about 64.71 square miles of land. The closest neighboring ZIP is 78633 (Georgetown), about 5.1 miles away.

Every address in 78628 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources