City · South Dakota · United States
Interior, SD — ZIP codes
1 ZIP code · Jackson County
- City
- Interior
- County
- Jackson
- State
- South Dakota
- Country
- United States
- Postal code
- 57750Single source
- Coordinates
- 43.7319, -101.9642 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 57750 | Interior | Single source |
Sources and verification
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. Last generated : 2026-08-21. Report an error.