Boone County, Indiana
6 ZIP codes · 422.88 sq mi of land · FIPS 18011
| Population | 74,718 |
|---|---|
| State | Indiana |
| FIPS code | 18011 |
| Time zone | Eastern |
| Land area | 422.88 sq mi |
| Center (lat, long) | 40.0509, -86.4690 |
Area codes in this area
These are the area codes that most often serve Boone 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 Boone County
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.