ZIP Code
ZIP Code 99133
Grand Coulee, Douglas County, Washington WA
Population
1,115
Density
2.4/sq mi
Timezone
America/Los_Angeles
Safety Score
50
50
Average
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Overview
ZIP code 99133 is located in Grand Coulee, Douglas County, Washington. The area has a population of approximately 1,115 residents with a population density of 2.4 per square mile. It is in the America/Los_Angeles timezone.