ZIP Code 45403
Dayton · Montgomery, Ohio
45403 is the ZIP code of Dayton in Montgomery, Ohio, United States.
- ZIP Code
- 45403
- County
- Montgomery
- State
- Ohio
- Country
- United States
Place with ZIP code 45403
| Place | County | Location |
|---|---|---|
| Dayton | Montgomery | 39.762, -84.150 |
Near Columbus
The nearest major city is Columbus, about 101 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 45403?
Dayton.
Which county and state is 45403 in?
Montgomery, Ohio, United States.
What is the nearest major city to 45403?
Columbus, about 101 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.