17 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 45324 | Fairborn | 41,273 |
| 45385 | Xenia | 40,057 |
| 45431 | Dayton | 26,961 |
| 45440 | Dayton | 22,730 |
| 45432 | Dayton | 14,988 |
| 45434 | Dayton | 12,482 |
| 45305 | Bellbrook | 11,597 |
| 45335 | Jamestown | 7,285 |
| 45430 | Dayton | 7,171 |
| 45314 | Cedarville | 6,488 |
| 45387 | Yellow Springs | 5,174 |
| 45370 | Spring Valley | 2,732 |
| 45384 | Wilberforce | 1,957 |
| 45433 | Dayton | 1,560 |
| 45307 | Bowersville | 237 |
| 45301 | Alpha | 201 |
| 45435 | Dayton | 154 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 17 ZCTAs in Greene County, Ohio (US Census).