ZIP CodesZIP codes in Brown County, Ohio
Brown County, Ohio has 12 ZIP codes in this list, from 45101 to 45275. They cover 12 places, among them Aberdeen, Decatur, Fayetteville and Feesburg.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 45101 | Aberdeen | 17.8 | 38.671, -83.764 |
| 45115 | Decatur | 4.5 | 38.824, -83.700 |
| 45118 | Fayetteville | 40.9 | 39.186, -83.950 |
| 45119 | Feesburg | 0.0 | 38.881, -84.009 |
| 45121 | Georgetown | 107 | 38.872, -83.909 |
| 45130 | Hamersville | 37.9 | 38.920, -83.993 |
| 45131 | Higginsport | 0.3 | 38.790, -83.967 |
| 45154 | Mount Orab | 65.5 | 39.045, -83.948 |
| 45167 | Ripley | 61.9 | 38.755, -83.823 |
| 45168 | Russellville | 27.6 | 38.851, -83.763 |
| 45171 | Sardinia | 80.9 | 38.983, -83.797 |
| 45275 | Cincinnati | no area | 39.162, -84.457 |
The ZIP code areas of Brown County add up to about 444 square miles of land (1,150 sq km) as the Census Bureau draws them. The largest is 45121 (Georgetown), with 107 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Aberdeen, OH 45101.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.