13 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 17745 | Lock Haven | 17,722 |
| 17751 | Mill Hall | 7,145 |
| 17747 | Loganton | 3,385 |
| 17764 | Renovo | 2,460 |
| 16822 | Beech Creek | 1,898 |
| 17721 | Avis | 1,695 |
| 17760 | North Bend | 461 |
| 16848 | Lamar | 231 |
| 17750 | Mackeyville | 164 |
| 17779 | Woolrich | 146 |
| 17748 | McElhattan | 141 |
| 17778 | Westport | 73 |
| 16871 | Pottersdale | 23 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 13 ZCTAs in Clinton County, Pennsylvania (US Census).