Find the last 4 digits (ZIP+4) for an address in 78121

ZIP 78121, La Vernia, TX is filled in. Just type the street address.

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ZIP Code 78121 – La Vernia, TX

La Vernia, Texas · Wilson County · Central time

ZIP code78121
CityLa Vernia
StateTexas
CountyWilson CountyGuadalupe County
Population16,120
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area102.62 sq mi
Center (lat, long)29.3511, -98.0889

Area codes in this area

830

These are the area codes that most often serve ZIP 78121 (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

78161 Sutherland Springs · 5 mi78152 Saint Hedwig · 8.8 mi78101 Adkins · 9 mi78160 Stockdale · 13.1 mi78263 San Antonio · 13.6 mi78115 Geronimo · 13.7 mi78124 Marion · 14.7 mi78109 Converse · 15.1 mi

About ZIP 78121

ZIP code 78121 is assigned to La Vernia, Texas. It crosses 2 counties; most of its land is in Wilson County. Its Census area covers about 102.62 square miles of land. The closest neighboring ZIP is 78161 (Sutherland Springs), about 5 miles away.

Every address in 78121 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