Post Office in Columbia County, OR

Explore all public post offices in Columbia County, OR including locations, hours, and contact information.

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Clatskanie Post Office
90 Bel Air Drive, Clatskanie, OR 97016
503-728-4797
Columbia City Post Office
1905 2nd Street, Columbia, OR 97018
503-397-0089
Rainier Post Office
207 West A Street, Rainier, OR 97048
503-556-1979
Scappoose Post Office
52643 Columbia River Highway, Scappoose, OR 97056
503-543-4993
Saint Helens Post Office
1571 Columbia Boulevard, St. Helens, OR 97051
503-397-2613
Vernonia Post Office
716 Jefferson Avenue, Vernonia, OR 97064
503-429-3501