ZIP Code 91381 – Stevenson Ranch, CA
Stevenson Ranch, California · Los Angeles County · Pacific time
| ZIP code | 91381 |
|---|---|
| City | Stevenson Ranch |
| State | California |
| County | Los Angeles County |
| Population | 22,582 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 39.54 sq mi |
| Center (lat, long) | 34.3732, -118.6080 |
Area codes in this area
These are the area codes that most often serve ZIP 91381 (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 91381
ZIP code 91381 is assigned to Stevenson Ranch, California. It lies in Los Angeles County. Its Census area covers about 39.54 square miles of land. The closest neighboring ZIP is 91355 (Valencia), about 2.9 miles away.
Every address in 91381 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