13 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 17745 | Lock Haven | 17,718 |
| 17751 | Mill Hall | 7,431 |
| 17747 | Loganton | 3,421 |
| 17764 | Renovo | 2,361 |
| 16822 | Beech Creek | 1,784 |
| 17721 | Avis | 1,419 |
| 17760 | North Bend | 572 |
| 16848 | Lamar | 215 |
| 17748 | McElhattan | 184 |
| 17779 | Woolrich | 179 |
| 17750 | Mackeyville | 177 |
| 17778 | Westport | 74 |
| 16871 | Pottersdale | 47 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 13 ZCTAs in Clinton County, Pennsylvania (US Census).