ZIP Code
ZIP Code 57661
Whitehorse, Dewey County, South Dakota SD
Population
177
Density
2.4/sq mi
Timezone
America/Denver
Safety Score
50
50
Average
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Overview
ZIP code 57661 is located in Whitehorse, Dewey County, South Dakota. The area has a population of approximately 177 residents with a population density of 2.4 per square mile. It is in the America/Denver timezone.