ZIP Code 93423: Atascadero, CA
County: San Luis Obispo County
Coordinates: 35.42820, -120.76950
ZIP Type: Standard
Time Zone: Pacific Time (PT)
Explore detailed information for ZIP code 93423 in Atascadero, CA. We include verified county details for San Luis Obispo County plus key geographic references used for mapping and logistics.
| Primary City | Atascadero |
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| ZIP Code | 93423 |
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| County | San Luis Obispo County |
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| State | CA |
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| Latitude / Longitude | 35.42820, -120.76950 |
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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 93423 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 93423 is commonly represented around 35.42820, -120.76950. These coordinates help identify the general area within San Luis Obispo County, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 93423 for mail delivery and general location reference in
San Luis Obispo County,
CA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Atascadero.
Related ZIP Codes (Nearby)
Explore other postal codes near Atascadero within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 93423?
The primary city for this ZIP code is Atascadero, located in CA.
In which county is 93423 located?
ZIP code 93423 is situated within San Luis Obispo County, CA.
What are the coordinates for 93423?
The approximate center point is 35.42820 (Latitude) and -120.76950 (Longitude).
Is ZIP code 93423 active?
This page lists ZIP 93423 as Listed based on the latest refresh date shown above.
Does ZIP 93423 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