17 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 45324 | Fairborn | 40,623 |
| 45385 | Xenia | 39,699 |
| 45431 | Dayton | 26,446 |
| 45440 | Dayton | 22,256 |
| 45432 | Dayton | 15,024 |
| 45434 | Dayton | 12,810 |
| 45305 | Bellbrook | 11,473 |
| 45430 | Dayton | 7,105 |
| 45335 | Jamestown | 6,951 |
| 45314 | Cedarville | 6,363 |
| 45387 | Yellow Springs | 5,256 |
| 45370 | Spring Valley | 2,881 |
| 45384 | Wilberforce | 2,151 |
| 45433 | Dayton | 1,554 |
| 45301 | Alpha | 322 |
| 45307 | Bowersville | 312 |
| 45435 | Dayton | 177 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 17 ZCTAs in Greene County, Ohio (US Census).