ZIP Code 45440
Dayton · Montgomery, Ohio
45440 is the ZIP code of Dayton in Montgomery, Ohio, United States.
- ZIP Code
- 45440
- County
- Montgomery
- State
- Ohio
- Country
- United States
Place with ZIP code 45440
| Place | County | Location |
|---|---|---|
| Dayton | Montgomery | 39.675, -84.114 |
Near Columbus
The nearest major city is Columbus, about 100 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 45440?
Dayton.
Which county and state is 45440 in?
Montgomery, Ohio, United States.
What is the nearest major city to 45440?
Columbus, about 100 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.