ZIP Code 61931
Humboldt · Coles, Illinois
61931 is the ZIP code of Humboldt in Coles, Illinois, United States.
- ZIP Code
- 61931
- County
- Coles
- State
- Illinois
- Country
- United States
Place with ZIP code 61931
| Place | County | Location |
|---|---|---|
| Humboldt | Coles | 39.601, -88.314 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 61931?
Humboldt.
Which county and state is 61931 in?
Coles, 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.