ZIP Code 94566: Pleasanton, CA
County: Alameda County
Coordinates: 37.66580, -121.87550
ZIP Type: Standard
Time Zone: Pacific Time (PT)
This profile provides an in-depth look at ZIP code 94566, serving Pleasanton in CA. It lies in Alameda County and supports delivery, planning, and address verification.
| Primary City | Pleasanton |
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| ZIP Code | 94566 |
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| County | Alameda County |
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| State | CA |
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| Latitude / Longitude | 37.66580, -121.87550 |
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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 94566 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 94566 is approximately 37.66580 (latitude) and -121.87550 (longitude). This location sits within Alameda County, contributing to regional planning across CA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 94566 for mail delivery and general location reference in
Alameda County,
CA.
Some addresses near Pleasanton may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Pleasanton within CA.
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Frequently Asked Questions
What is the primary city for ZIP code 94566?
The primary city for this ZIP code is Pleasanton, located in CA.
In which county is 94566 located?
ZIP code 94566 is situated within Alameda County, CA.
What are the coordinates for 94566?
The approximate center point is 37.66580 (Latitude) and -121.87550 (Longitude).
Is ZIP code 94566 active?
This page lists ZIP 94566 as Listed based on the latest refresh date shown above.
Does ZIP 94566 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