ZIP Code 98611

Zip Code: 98611
Type: Standard
Official USPS city name: Castle Rock
Official USPS State Code: WA
Official State Name: Washington
ZCTA: TRUE
Population: 9421.0
Density: 29.1
Primary Official County Code: 53015
Primary Official County Name: Cowlitz
Official County Name: Cowlitz
Official County Code: 53015
Imprecise: FALSE
Military: FALSE
Timezone: America/Los_Angeles (05:04 AM Monday, April 21 2025-04-21 (GMT -0700))
Geo Point: 46.30812, -122.89524