23 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 15370 | Waynesburg | 13,578 |
| 15320 | Carmichaels | 4,578 |
| 15357 | Rices Landing | 1,704 |
| 15322 | Clarksville | 1,656 |
| 15344 | Jefferson | 1,614 |
| 15349 | Mount Morris | 1,502 |
| 15338 | Greensboro | 1,500 |
| 15327 | Dilliner | 1,212 |
| 15315 | Bobtown | 1,128 |
| 15351 | Nemacolin | 1,107 |
| 15380 | Wind Ridge | 714 |
| 15364 | Sycamore | 683 |
| 15352 | New Freeport | 659 |
| 15362 | Spraggs | 609 |
| 15341 | Holbrook | 608 |
| 15346 | Mather | 567 |
| 15337 | Graysville | 460 |
| 15325 | Crucible | 445 |
| 15334 | Garards Fort | 308 |
| 15310 | Aleppo | 237 |
| 15359 | Rogersville | 194 |
| 15316 | Brave | 159 |
| 15353 | Nineveh | 46 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 23 ZCTAs in Greene County, Pennsylvania (US Census).