ZIP Code 78223 – San Antonio, TX
San Antonio, Texas · Bexar County · Central time
| ZIP code | 78223 |
|---|---|
| City | San Antonio |
| State | Texas |
| County | Bexar CountyWilson County |
| Population | 58,983 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 40.91 sq mi |
| Center (lat, long) | 29.3105, -98.3875 |
Area codes in this area
These are the area codes that most often serve ZIP 78223 (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
About ZIP 78223
ZIP code 78223 is assigned to San Antonio, Texas. It crosses 2 counties; most of its land is in Bexar County. Its Census area covers about 40.91 square miles of land. The closest neighboring ZIP is 78222 (San Antonio), about 3.1 miles away.
Every address in 78223 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