| Zip Code | City | Population ↓ |
|---|---|---|
| 12414 | Catskill | 10,065 |
| 12051 | Coxsackie | 6,050 |
| 12015 | Athens | 4,135 |
| 12083 | Greenville | 3,900 |
| 12413 | Cairo | 3,144 |
| 12431 | Freehold | 1,845 |
| 12192 | West Coxsackie | 1,496 |
| 12463 | Palenville | 1,341 |
| 12430 | Fleischmanns | 1,341 |
| 12468 | Prattsville | 1,325 |
| 12496 | Windham | 1,311 |
| 12087 | Hannacroix | 1,279 |
| 12423 | East Durham | 1,255 |
| 12058 | Earlton | 1,163 |
| 12451 | Leeds | 1,044 |
| 12427 | Elka Park | 1,025 |
| 12485 | Tannersville | 904 |
| 12470 | Purling | 778 |
| 12473 | Round Top | 663 |
| 12442 | Hunter | 648 |
| 12405 | Acra | 550 |
| 12482 | South Cairo | 550 |
| 12444 | Jewett | 538 |
| 12454 | Maplecrest | 456 |
| 12436 | Haines Falls | 430 |
| 12422 | Durham | 398 |
| 12176 | Surprise | 366 |
| 12480 | Shandaken | 324 |
| 12042 | Climax | 297 |
| 12439 | Hensonville | 297 |
| 12418 | Cornwallville | 294 |
| 12424 | East Jewett | 261 |
| 12124 | New Baltimore | 246 |
| 12450 | Lanesville | 221 |
| 12492 | West Kill | 181 |
| 12407 | Ashland | 132 |
| 12452 | Lexington | 27 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 37 ZCTAs in Greene County, New York (US Census).