Sioux County, Nebraska
5 ZIP codes · 2,066.72 sq mi of land · FIPS 31165
| Population | 1,171 |
|---|---|
| State | Nebraska |
| FIPS code | 31165 |
| Time zone | Mountain |
| Land area | 2,066.72 sq mi |
| Center (lat, long) | 42.4707, -103.7322 |
Area codes in this area
These are the area codes that most often serve Sioux 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 Sioux County
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.