ZIP codes in Kennewick, Washington
Kennewick has 3 ZIP codes in this directory. Each ZIP is listed with its county, population and time zone.
| ZIP | County | Population | Time zone |
|---|---|---|---|
| 99336 | Benton | 78,896 | America/Los_Angeles |
| 99337 | Benton | 78,896 | America/Los_Angeles |
| 99338 | Benton | 78,896 | America/Los_Angeles |
About Kennewick ZIP codes
ZIP codes in Kennewick are part of the USPS delivery network for Washington. The codes above are ordered numerically; each links to a page with coordinates, nearby ZIPs and more detail. Population shown is the estimated population of the city: 78,896.