Clatsop County, Oregon ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
97103Astoria17,993
97138Seaside11,035
97146Warrenton8,099
97121Hammond1,444
97110Cannon Beach1,135
97145Tolovana Park367
97102Arch Cape324

Overview of ZIP Codes in Clatsop County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Clatsop County, Oregon (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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