County · North Carolina · United States
Johnston County ZIP codes
12 ZIP codes · 11 cities · FIPS 37101
Key facts
- State
- North Carolina (NC)
- FIPS code
- 37101
- Population
- 226,623
- Median household income
- $79,838
- Median age
- 38.3
- Land area
- 792 sq mi (2,051.3 km²)
- Population density
- 286 / sq mi
- Area codes
- 252, 919, 984
Cities and ZIP codes in Johnston County (11)
| City | ZIP codes |
|---|---|
| Clayton | 27520, 27527 |
| Benson | 27504 |
| Four Oaks | 27524 |
| Kenly | 27542 |
| Micro | 27555 |
| Middlesex | 27557 |
| Pine Level | 27568 |
| Princeton | 27569 |
| Selma | 27576 |
| Smithfield | 27577 |
| Wilsons Mills | 27593 |
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.