ZIP Code 61426
Castleton · Stark, Illinois
61426 is the ZIP code of Castleton in Stark, Illinois, United States.
- ZIP Code
- 61426
- County
- Stark
- State
- Illinois
- Country
- United States
Place with ZIP code 61426
| Place | County | Location |
|---|---|---|
| Castleton | Stark | 41.118, -89.707 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 61426?
Castleton.
Which county and state is 61426 in?
Stark, 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.