ZIP Code 91909: Chula Vista, CA
County: San Diego County
Coordinates: 32.64010, -117.08420
ZIP Type: Standard
Time Zone: Pacific Time (PT)
Explore detailed information for ZIP code 91909 in Chula Vista, CA. We include verified county details for San Diego County plus key geographic references used for mapping and logistics.
| Primary City | Chula Vista |
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| ZIP Code | 91909 |
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| County | San Diego County |
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| State | CA |
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| Latitude / Longitude | 32.64010, -117.08420 |
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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 91909 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 91909 is commonly represented around 32.64010, -117.08420. These coordinates help identify the general area within San Diego County, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 91909 for mail delivery and general location reference in
San Diego County,
CA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Chula Vista.
Related ZIP Codes (Nearby)
Explore other postal codes near Chula Vista within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 91909?
The primary city for this ZIP code is Chula Vista, located in CA.
In which county is 91909 located?
ZIP code 91909 is situated within San Diego County, CA.
What are the coordinates for 91909?
The approximate center point is 32.64010 (Latitude) and -117.08420 (Longitude).
Is ZIP code 91909 active?
This page lists ZIP 91909 as Listed based on the latest refresh date shown above.
Does ZIP 91909 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