Jefferson County, Illinois
12 ZIP codes · 571.23 sq mi of land · FIPS 17081
| Population | 36,550 |
|---|---|
| State | Illinois |
| FIPS code | 17081 |
| Time zone | Central |
| Land area | 571.23 sq mi |
| Center (lat, long) | 38.3008, -88.9242 |
Area codes in this area
These are the area codes that most often serve Jefferson 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)
Mount Vernon · 14,090Belle RiveBlufordBonnieDixInaOpdykeSchellerTexicoWalnut HillWaltonvilleWoodlawn
ZIP codes in Jefferson County
62810 Belle Rive62814 Bluford62816 Bonnie62830 Dix62846 Ina62864 Mount Vernon62872 Opdyke62883 Scheller62889 Texico62893 Walnut Hill62894 Waltonville62898 Woodlawn
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.