ZIP Code 95403 – Santa Rosa, CA
Santa Rosa, California · Sonoma County · Pacific time
| ZIP code | 95403 |
|---|---|
| City | Santa Rosa |
| State | California |
| County | Sonoma County |
| Population | 45,806 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 21.54 sq mi |
| Center (lat, long) | 38.5037, -122.7541 |
Area codes in this area
These are the area codes that most often serve ZIP 95403 (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 95403
ZIP code 95403 is assigned to Santa Rosa, California. It lies in Sonoma County. Its Census area covers about 21.54 square miles of land. The closest neighboring ZIP is 95439 (Fulton), about 1.5 miles away.
Every address in 95403 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