ZIP Code 99371

Zip Code: 99371
Type: Standard
Official USPS city name: Washtucna
Official USPS State Code: WA
Official State Name: Washington
ZCTA: TRUE
Population: 325.0
Density: 0.6
Primary Official County Code: 53001
Primary Official County Name: Adams
Official County Name: Adams| Franklin
Official County Code: 53001| 53021
Imprecise: FALSE
Military: FALSE
Timezone: America/Los_Angeles (16:48 PM Thursday, October 15 2026-10-15 (GMT -0700))
Geo Point: 46.80678, -118.31679

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