ZIP Code
ZIP Code 57533
Gregory, Gregory County, South Dakota SD
Population
1,674
Density
1.7/sq mi
Timezone
America/Chicago
Safety Score
50
50
Average
Loading map…
Overview
ZIP code 57533 is located in Gregory, Gregory County, South Dakota. The area has a population of approximately 1,674 residents with a population density of 1.7 per square mile. It is in the America/Chicago timezone.