Postal reference
ZIP 98611, Washington
ZIP code 98611 is associated with Castle Rock in Washington in the GeoNames postal reference.
Reference details
- State
- Washington (WA)
- ZIP code
- 98611
- Associated localities
- Castle Rock
- County names in postal records
- Cowlitz
- Approximate postal point
- 46.2783, -122.9139
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.