McClain County, Oklahoma
6 ZIP codes · 570.72 sq mi of land · FIPS 40087
| Population | 45,273 |
|---|---|
| State | Oklahoma |
| FIPS code | 40087 |
| Time zone | Central |
| Land area | 570.72 sq mi |
| Center (lat, long) | 35.0164, -97.4498 |
Area codes in this area
These are the area codes that most often serve McClain 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)
DibbleNewcastlePurcellWashingtonWayneByars
ZIP codes in McClain County
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.