County · Wyoming · United States
Johnson County ZIP codes
3 ZIP codes · 3 cities · FIPS 56019
Key facts
- State
- Wyoming (WY)
- FIPS code
- 56019
- Population
- 8,602
- Median household income
- $63,905
- Median age
- 47
- Land area
- 4,154.1 sq mi (10,759.2 km²)
- Population density
- 2 / sq mi
- Area codes
- 307
Cities and ZIP codes in Johnson County (3)
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.