ZIP Code
ZIP Code 57470
Rockham, Hand County, South Dakota SD
Population
242
Density
0.6/sq mi
Timezone
America/Chicago
Safety Score
50
50
Average
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Overview
ZIP code 57470 is located in Rockham, Hand County, South Dakota. The area has a population of approximately 242 residents with a population density of 0.6 per square mile. It is in the America/Chicago timezone.