ZIP Code 61401
Galesburg · Knox, Illinois
61401 is the ZIP code of Galesburg in Knox, Illinois, United States.
- ZIP Code
- 61401
- County
- Knox
- State
- Illinois
- Country
- United States
Place with ZIP code 61401
| Place | County | Location |
|---|---|---|
| Galesburg | Knox | 40.952, -90.370 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 61401?
Galesburg.
Which county and state is 61401 in?
Knox, Illinois, United States.
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.