ZIP code · De Smet · South Dakota · United States

ZIP code 57231 — De Smet

Name: De Smet (57231)
Address: South Dakota, 57231, US

ZIP code 57231 serves De Smet, South Dakota.

Postal code: 57231
Single source Value from one source, not cross-checked.
City: De Smet
County: Kingsbury
State: South Dakota
Country: United States
Coordinates: 44.3852, -97.5634 — precision precise (locality)
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Nearby localities

57249Lake Preston · 14 km
57233Erwin · 17 km
57353Iroquois · 24 km
57221Bryant · 25 km
57051Oldham · 28 km
57278Willow Lake · 28 km
57323Carthage · 29 km
57214Badger · 30 km
57248Lake Norden · 36 km
57324Cavour · 36 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page