ZIP Code 99546: Adak, AK
County: Aleutians West (CA)
Coordinates: 51.88000, -176.65810
ZIP Type: Standard
Time Zone: Hawaii-Aleutian Time (HST/HDT)
Get a reliable snapshot of the Adak, AK postal area 99546. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Adak |
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| ZIP Code | 99546 |
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| County | Aleutians West (CA) |
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| State | AK |
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| Latitude / Longitude | 51.88000, -176.65810 |
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| ZIP Type | Standard |
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| Time Zone | Hawaii-Aleutian Time (HST/HDT) |
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| Data Updated | 2026-01-08 |
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These links show the approximate center point for ZIP 99546 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 99546 are listed as 51.88000 / -176.65810, useful for GPS and service checks in and around Adak, AK.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99546 for mail delivery and general location reference in
Aleutians West (CA),
AK.
This ZIP may extend beyond the city core into nearby communities within Aleutians West (CA).
Related ZIP Codes (Nearby)
Explore other postal codes near Adak within AK.
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Frequently Asked Questions
What is the primary city for ZIP code 99546?
The primary city for this ZIP code is Adak, located in AK.
In which county is 99546 located?
ZIP code 99546 is situated within Aleutians West (CA), AK.
What are the coordinates for 99546?
The approximate center point is 51.88000 (Latitude) and -176.65810 (Longitude).
Is ZIP code 99546 active?
This page lists ZIP 99546 as Listed based on the latest refresh date shown above.
Does ZIP 99546 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