ZIP Code 61104
Rockford · Winnebago, Illinois
61104 is the ZIP code of Rockford in Winnebago, Illinois, United States.
- ZIP Code
- 61104
- County
- Winnebago
- State
- Illinois
- Country
- United States
Place with ZIP code 61104
| Place | County | Location |
|---|---|---|
| Rockford | Winnebago | 42.255, -89.077 |
Near Chicago
The nearest major city is Chicago, about 126 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 61104?
Rockford.
Which county and state is 61104 in?
Winnebago, Illinois, United States.
What is the nearest major city to 61104?
Chicago, about 126 km away.
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.