ZIP Code 98138: Seattle, WA
County: King County
Coordinates: 47.60620, -122.33210
ZIP Type: Standard
Time Zone: Pacific Time (PT)
This profile provides an in-depth look at ZIP code 98138, serving Seattle in WA. It lies in King County and supports delivery, planning, and address verification.
| Primary City | Seattle |
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| ZIP Code | 98138 |
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| County | King County |
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| State | WA |
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| Latitude / Longitude | 47.60620, -122.33210 |
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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
Open in Maps:
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OpenStreetMap
These links show the approximate center point for ZIP 98138 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 98138 is approximately 47.60620 (latitude) and -122.33210 (longitude). This location sits within King County, contributing to regional planning across WA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 98138 for mail delivery and general location reference in
King County,
WA.
This ZIP may extend beyond the city core into nearby communities within King County.
Related ZIP Codes (Nearby)
Explore other postal codes near Seattle within WA.
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Frequently Asked Questions
What is the primary city for ZIP code 98138?
The primary city for this ZIP code is Seattle, located in WA.
In which county is 98138 located?
ZIP code 98138 is situated within King County, WA.
What are the coordinates for 98138?
The approximate center point is 47.60620 (Latitude) and -122.33210 (Longitude).
Is ZIP code 98138 active?
This page lists ZIP 98138 as Listed based on the latest refresh date shown above.
Does ZIP 98138 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