ZIP Code 91748: Rowland Heights, CA
County: Los Angeles County
Coordinates: 33.98180, -117.89690
ZIP Type: Standard
Time Zone: Pacific Time (PT)
This profile provides an in-depth look at ZIP code 91748, serving Rowland Heights in CA. It lies in Los Angeles County and supports delivery, planning, and address verification.
| Primary City | Rowland Heights |
| ZIP Code | 91748 |
| County | Los Angeles County |
| State | CA |
| Latitude / Longitude | 33.98180, -117.89690 |
| ZIP Type | Standard |
| Time Zone | Pacific Time (PT) |
| Data Updated | 2026-01-08 |
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Maps & Useful Links
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OpenStreetMap
These links show the approximate center point for ZIP 91748 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 91748 are listed as 33.98180 / -117.89690, useful for GPS and service checks in and around Rowland Heights, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 91748 for mail delivery and general location reference in
Los Angeles County,
CA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Rowland Heights.
Related ZIP Codes (Nearby)
Explore other postal codes near Rowland Heights within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 91748?
The primary city for this ZIP code is Rowland Heights, located in CA.
In which county is 91748 located?
ZIP code 91748 is situated within Los Angeles County, CA.
What are the coordinates for 91748?
The approximate center point is 33.98180 (Latitude) and -117.89690 (Longitude).
Is ZIP code 91748 active?
This page lists ZIP 91748 as Listed based on the latest refresh date shown above.
Does ZIP 91748 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08