ZIP Code 91748 – Rowland Heights, CA
Rowland Heights, California · Los Angeles County · Pacific time
| ZIP code | 91748 |
|---|---|
| City | Rowland Heights |
| State | California |
| County | Los Angeles County |
| Population | 42,463 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 14.18 sq mi |
| Center (lat, long) | 33.9783, -117.9023 |
Area codes in this area
These are the area codes that most often serve ZIP 91748 (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 91748
ZIP code 91748 is assigned to Rowland Heights, California. It lies in Los Angeles County. Its Census area covers about 14.18 square miles of land. The closest neighboring ZIP is 91792 (West Covina), about 3.1 miles away.
Every address in 91748 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