ZIP Code 99688: Willow, AK
County: Matanuska-Susitna Borough
Coordinates: 61.89660, -150.00380
ZIP Type: Standard
Time Zone: Alaska Time (AKST/AKDT)
Explore detailed information for ZIP code 99688 in Willow, AK. We include verified county details for Matanuska-Susitna Borough plus key geographic references used for mapping and logistics.
| Primary City | Willow |
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| ZIP Code | 99688 |
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| County | Matanuska-Susitna Borough |
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| State | AK |
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| Latitude / Longitude | 61.89660, -150.00380 |
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| ZIP Type | Standard |
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| Time Zone | Alaska Time (AKST/AKDT) |
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| Data Updated | 2026-01-08 |
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These links show the approximate center point for ZIP 99688 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 99688 is commonly represented around 61.89660, -150.00380. These coordinates help identify the general area within Matanuska-Susitna Borough, AK.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99688 for mail delivery and general location reference in
Matanuska-Susitna Borough,
AK.
Some addresses near Willow may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Willow within AK.
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Frequently Asked Questions
What is the primary city for ZIP code 99688?
The primary city for this ZIP code is Willow, located in AK.
In which county is 99688 located?
ZIP code 99688 is situated within Matanuska-Susitna Borough, AK.
What are the coordinates for 99688?
The approximate center point is 61.89660 (Latitude) and -150.00380 (Longitude).
Is ZIP code 99688 active?
This page lists ZIP 99688 as Listed based on the latest refresh date shown above.
Does ZIP 99688 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