ZIP Code 91711 – Claremont, CA
Claremont, California · Los Angeles County · Pacific time
| ZIP code | 91711 |
|---|---|
| City | Claremont |
| State | California |
| County | Los Angeles County |
| Population | 37,529 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 14.94 sq mi |
| Center (lat, long) | 34.1281, -117.7148 |
Area codes in this area
These are the area codes that most often serve ZIP 91711 (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 91711
ZIP code 91711 is assigned to Claremont, California. It lies in Los Angeles County. Its Census area covers about 14.94 square miles of land. The closest neighboring ZIP is 91750 (La Verne), about 3.3 miles away.
Every address in 91711 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