Kelso, WA ZIP Code
ZIP code, county, time zone and coordinates of Kelso, Washington
The ZIP code of Kelso, WA is 98609. It is in Cowlitz County.
Mailing address format for Kelso
John Smith 123 Main St KELSO WA 98609 USA
USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.
All ZIP codes in Kelso
| ZIP code | Population | Area | |
|---|---|---|---|
| 98609 | — | 0.1 sq mi | Main |
ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.
Where is Kelso? Location, county and time zone
- State
- Washington
- County
- Cowlitz County
- GPS coordinates
- 46.11675, -122.88647
- Elevation
- 75 ft (23 m)
- Time zone
- America/Los AngelesPST · UTC-08:00
- Population
- 12,720
Map of Kelso, WA 98609
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Kelso Street View
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Kelso ZIP code: FAQ
What is the ZIP code for Kelso, WA?
The main ZIP code for Kelso, WA is 98609.
How many ZIP codes does Kelso have?
Kelso has 1 ZIP code.
What county is Kelso, WA in?
Kelso is in Cowlitz County, Washington.
What time zone is Kelso in?
Kelso is in the America/Los Angeles time zone (PST, UTC-08:00 right now).
What are the coordinates of Kelso?
Latitude 46.11675, longitude -122.88647.
Last updated: