Clinton County, Illinois
11 ZIP codes · 473.94 sq mi of land · FIPS 17027
| Population | 36,954 |
|---|---|
| State | Illinois |
| FIPS code | 17027 |
| Time zone | Central |
| Land area | 473.94 sq mi |
| Center (lat, long) | 38.6063, -89.4262 |
Area codes in this area
These are the area codes that most often serve Clinton 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)
AlbersAvistonBartelsoBeckemeyerBreeseCarlyleGermantownHoffmanNew BadenNew MemphisTrenton
ZIP codes in Clinton County
62215 Albers62216 Aviston62218 Bartelso62219 Beckemeyer62230 Breese62231 Carlyle62245 Germantown62250 Hoffman62265 New Baden62266 New Memphis62293 Trenton
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.