| Zip Code | City | Population ↓ |
|---|---|---|
| 97103 | Astoria | 17,914 |
| 97138 | Seaside | 11,260 |
| 97146 | Warrenton | 7,438 |
| 97121 | Hammond | 1,714 |
| 97110 | Cannon Beach | 1,185 |
| 97102 | Arch Cape | 420 |
| 97145 | Tolovana Park | 224 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Clatsop County, Oregon (US Census).