ZIP Code 91786: Upland, CA
County: San Bernardino County
Coordinates: 34.11440, -117.65830
ZIP Type: Standard
Time Zone: Pacific Time (PT)
This profile provides an in-depth look at ZIP code 91786, serving Upland in CA. It lies in San Bernardino County and supports delivery, planning, and address verification.
| Primary City | Upland |
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| ZIP Code | 91786 |
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| County | San Bernardino County |
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| State | CA |
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| Latitude / Longitude | 34.11440, -117.65830 |
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| ZIP Type | Standard |
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| Time Zone | Pacific Time (PT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 91786 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 91786 is commonly represented around 34.11440, -117.65830. These coordinates help identify the general area within San Bernardino County, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 91786 for mail delivery and general location reference in
San Bernardino County,
CA.
This ZIP may extend beyond the city core into nearby communities within San Bernardino County.
Related ZIP Codes (Nearby)
Explore other postal codes near Upland within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 91786?
The primary city for this ZIP code is Upland, located in CA.
In which county is 91786 located?
ZIP code 91786 is situated within San Bernardino County, CA.
What are the coordinates for 91786?
The approximate center point is 34.11440 (Latitude) and -117.65830 (Longitude).
Is ZIP code 91786 active?
This page lists ZIP 91786 as Listed based on the latest refresh date shown above.
Does ZIP 91786 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