Massac County, Illinois
5 ZIP codes · 237.15 sq mi of land · FIPS 17127
| Population | 13,865 |
|---|---|
| State | Illinois |
| FIPS code | 17127 |
| Time zone | Central |
| Land area | 237.15 sq mi |
| Center (lat, long) | 37.2161, -88.7057 |
Area codes in this area
These are the area codes that most often serve Massac 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)
BelknapBrookportJoppaKarnakMetropolis
ZIP codes in Massac County
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.