McDonough County ZIP Codes
Illinois, United States · 11 codes
McDonough County in Illinois has 11 ZIP codes, from 61411 to 62374, serving 11 places.
ZIP codes in McDonough
Frequently asked questions
What is the ZIP code of McDonough?
McDonough has 11 ZIP codes, from 61411 to 62374. The table lists the places each one serves.
How many places are listed in McDonough County?
11 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.