Find the last 4 digits (ZIP+4) for an address in 77523

ZIP 77523, Baytown, TX is filled in. Just type the street address.

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ZIP Code 77523 – Baytown, TX

Baytown, Texas · Chambers County · Central time

ZIP code77523
CityBaytown
StateTexas
CountyChambers CountyHarris County
Population30,186
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area85.33 sq mi
Center (lat, long)29.7663, -94.8658

Area codes in this area

281346621832713

These are the area codes that most often serve ZIP 77523 (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

77580 Mont Belvieu · 6.3 mi77521 Baytown · 6.6 mi77522 Baytown · 7 mi77520 Baytown · 8.3 mi77597 Wallisville · 11 mi77572 La Porte · 11.5 mi77562 Highlands · 12.1 mi77571 La Porte · 12.7 mi

About ZIP 77523

ZIP code 77523 is assigned to Baytown, Texas. It crosses 2 counties; most of its land is in Chambers County. Its Census area covers about 85.33 square miles of land. The closest neighboring ZIP is 77580 (Mont Belvieu), about 6.3 miles away.

Every address in 77523 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