Find the last 4 digits (ZIP+4) for an address in 77642

ZIP 77642, Port Arthur, TX is filled in. Just type the street address.

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ZIP Code 77642 – Port Arthur, TX

Port Arthur, Texas · Jefferson County · Central time

ZIP code77642
CityPort Arthur
StateTexas
CountyJefferson County
Population38,358
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area19.72 sq mi
Center (lat, long)29.9580, -93.8919

Area codes in this area

281346621832713

These are the area codes that most often serve ZIP 77642 (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

77643 Port Arthur · 1.5 mi77619 Groves · 1.7 mi77651 Port Neches · 3.7 mi77611 Bridge City · 5.4 mi77640 Port Arthur · 6.1 mi77627 Nederland · 7.2 mi77639 Orangefield · 7.5 mi77630 Orange · 7.6 mi

About ZIP 77642

ZIP code 77642 is assigned to Port Arthur, Texas. It lies in Jefferson County. Its Census area covers about 19.72 square miles of land. The closest neighboring ZIP is 77643 (Port Arthur), about 1.5 miles away.

Every address in 77642 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