ZIP Code 93420: Arroyo Grande, CA
County: San Luis Obispo County
Coordinates: 35.16610, -120.46510
ZIP Type: Standard
Time Zone: Pacific Time (PT)
Explore detailed information for ZIP code 93420 in Arroyo Grande, CA. We include verified county details for San Luis Obispo County plus key geographic references used for mapping and logistics.
| Primary City | Arroyo Grande |
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| ZIP Code | 93420 |
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| County | San Luis Obispo County |
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| State | CA |
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| Latitude / Longitude | 35.16610, -120.46510 |
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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 93420 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 93420 are listed as 35.16610 / -120.46510, useful for GPS and service checks in and around Arroyo Grande, CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 93420 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 Arroyo Grande.
Related ZIP Codes (Nearby)
Explore other postal codes near Arroyo Grande within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 93420?
The primary city for this ZIP code is Arroyo Grande, located in CA.
In which county is 93420 located?
ZIP code 93420 is situated within San Luis Obispo County, CA.
What are the coordinates for 93420?
The approximate center point is 35.16610 (Latitude) and -120.46510 (Longitude).
Is ZIP code 93420 active?
This page lists ZIP 93420 as Listed based on the latest refresh date shown above.
Does ZIP 93420 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