County · South Dakota · United States
Dewey County ZIP codes
7 ZIP codes · 7 cities · FIPS 46041
Key facts
- State
- South Dakota (SD)
- FIPS code
- 46041
- Population
- 5,230
- Median household income
- $57,928
- Median age
- 27.6
- Land area
- 2,302.4 sq mi (5,963.1 km²)
- Population density
- 2 / sq mi
- Area codes
- 605
Cities and ZIP codes in Dewey County (7)
| City | ZIP codes |
|---|---|
| Eagle Butte | 57625 |
| Glencross | 57630 |
| Isabel | 57633 |
| Lantry | 57636 |
| Ridgeview | 57652 |
| Timber Lake | 57656 |
| Whitehorse | 57661 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.