14 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 45701 | Athens | 33,329 |
| 45732 | Glouster | 4,287 |
| 45723 | Coolville | 3,682 |
| 45780 | The Plains | 2,828 |
| 45735 | Guysville | 1,868 |
| 45761 | Millfield | 1,537 |
| 45766 | New Marshfield | 1,298 |
| 45711 | Amesville | 1,244 |
| 45778 | Stewart | 1,144 |
| 45719 | Chauncey | 655 |
| 45782 | Trimble | 464 |
| 45716 | Buchtel | 436 |
| 45740 | Jacksonville | 311 |
| 45739 | Hockingport | 46 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 14 ZCTAs in Athens County, Ohio (US Census).