ZIP Code 94123 – San Francisco, CA
San Francisco, California · San Francisco County · Pacific time
| ZIP code | 94123 |
|---|---|
| City | San Francisco |
| State | California |
| County | San Francisco County |
| Population | 24,054 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 1.07 sq mi |
| Center (lat, long) | 37.8020, -122.4340 |
Area codes in this area
These are the area codes that most often serve ZIP 94123 (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 94123
ZIP code 94123 is assigned to San Francisco, California. It lies in San Francisco County. Its Census area covers about 1.07 square miles of land. The closest neighboring ZIP is 94109 (San Francisco), about 0.8 miles away.
Every address in 94123 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