ZIP code 57231 is located in De Smet, South Dakota. This area is part of the SD postal region.
De Smet is served by ZIP code 57231. The timezone for this area is America/Chicago.
57231 Overview
De Smet, South Dakota
ZIP BOUNDARY
Geographic Information
STATE
South Dakota (SD)
CITY
De Smet
TIMEZONE
America/Chicago
COORDINATES
44.3749, -97.5824
About ZIP Code 57231
Frequently Asked Questions
What city is ZIP code 57231 in?
57231 is in De Smet, South Dakota.
What state is 57231 in?
ZIP code 57231 is in South Dakota (SD).
What is the timezone for 57231?
The timezone is America/Chicago.
Data Disclaimer
Data is for informational purposes only. Please verify through official sources like USPS.