ZIP code · Waynesville · Illinois · United States
ZIP code 61778 — Waynesville
ZIP code 61778 serves Waynesville, Illinois.
- Postal code
- 61778Single source Value from one source, not cross-checked.
- City
- Waynesville
- County
- De Witt
- State
- Illinois
- Country
- United States
- Coordinates
- 40.2437, -89.1143 — precision precise (locality)
View on OpenStreetMap - Population
- 461 (ZCTA, ACS 5-year)
- Median household income
- $61,979
- Median age
- 48.9
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page