ZIP Code 93421: Arroyo Grande, CA
County: San Luis Obispo County
Coordinates: 35.11860, -120.59070
ZIP Type: Standard
Time Zone: Pacific Time (PT)
This profile provides an in-depth look at ZIP code 93421, serving Arroyo Grande in CA. It lies in San Luis Obispo County and supports delivery, planning, and address verification.
| Primary City | Arroyo Grande |
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| ZIP Code | 93421 |
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| County | San Luis Obispo County |
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| State | CA |
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| Latitude / Longitude | 35.11860, -120.59070 |
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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 93421 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 93421 are listed as 35.11860 / -120.59070, 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 93421 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 93421?
The primary city for this ZIP code is Arroyo Grande, located in CA.
In which county is 93421 located?
ZIP code 93421 is situated within San Luis Obispo County, CA.
What are the coordinates for 93421?
The approximate center point is 35.11860 (Latitude) and -120.59070 (Longitude).
Is ZIP code 93421 active?
This page lists ZIP 93421 as Listed based on the latest refresh date shown above.
Does ZIP 93421 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