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Rainier Post Office Hours

Retail Hours

Monday-Friday 8:30am - 5:00pm
Saturday-Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 4:30pm
Saturday-Sunday Closed

Monday-Friday 7:00am - 5:00pm
Saturday 7:00am - 10:00am
Sunday Closed

Lobby Hours

Monday-Saturday 12:01am - 11:59pm
Sunday Closed

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William Thayer (Postmaster) william.l.thayer@usps.gov
207 W a St
Rainier, OR 97048

The Rainier Post Office is located in the state of Oregon within Columbia County. This location serves 6,691 Rainier residents with a median income of $48,304. It's estimated that approximately 10,680 packages pass through this post office each year.

Rainier Post Office Location 97048

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