ZIP Code 54903
Oshkosh · Winnebago, Wisconsin
54903 is the ZIP code of Oshkosh in Winnebago, Wisconsin, United States.
- ZIP Code
- 54903
- County
- Winnebago
- State
- Wisconsin
- Country
- United States
Place with ZIP code 54903
| Place | County | Location |
|---|---|---|
| Oshkosh | Winnebago | 44.069, -88.645 |
Near Milwaukee
The nearest major city is Milwaukee, about 129 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 54903?
Oshkosh.
Which county and state is 54903 in?
Winnebago, Wisconsin, United States.
What is the nearest major city to 54903?
Milwaukee, about 129 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.