Find the last 4 digits (ZIP+4) for an address in 78384

ZIP 78384, San Diego, TX is filled in. Just type the street address.

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ZIP Code 78384 – San Diego, TX

San Diego, Texas · Duval County · Central time

ZIP code78384
CitySan Diego
StateTexas
CountyDuval CountyJim Wells County
Population5,747
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area591.38 sq mi
Center (lat, long)27.7346, -98.4717

Area codes in this area

361

These are the area codes that most often serve ZIP 78384 (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

78341 Benavides · 11 mi78357 Freer · 14.9 mi78332 Alice · 20.6 mi78333 Alice · 24.6 mi78342 Ben Bolt · 24.7 mi78376 Realitos · 25.3 mi78344 Bruni · 26.3 mi78349 Concepcion · 27.4 mi

About ZIP 78384

ZIP code 78384 is assigned to San Diego, Texas. It crosses 2 counties; most of its land is in Duval County. Its Census area covers about 591.38 square miles of land. The closest neighboring ZIP is 78341 (Benavides), about 11 miles away.

Every address in 78384 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