Johnston County, North Carolina
11 ZIP codes · 792.02 sq mi of land · FIPS 37101
| Population | 234,263 |
|---|---|
| State | North Carolina |
| FIPS code | 37101 |
| Time zone | Eastern |
| Land area | 792.02 sq mi |
| Center (lat, long) | 35.5134, -78.3673 |
Area codes in this area
These are the area codes that most often serve Johnston County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
ZIP codes in Johnston County
27504 Benson27520 Clayton27524 Four Oaks27527 Clayton27542 Kenly27555 Micro27568 Pine Level27569 Princeton27576 Selma27577 Smithfield27593 Wilsons Mills
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.