ZIP code · Grenville · South Dakota · United States
ZIP code 57239 — Grenville
ZIP code 57239 serves Grenville, South Dakota.
- Postal code
- 57239Single source Value from one source, not cross-checked.
- City
- Grenville
- County
- Day
- State
- South Dakota
- Country
- United States
- Coordinates
- 45.5097, -97.3092 — precision precise (locality)
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Nearby localities
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