WINTHROP POST OFFICE 98862

Winthrop Post Office Hours


Retail Hours

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

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 3:30pm
Saturday-Sunday Closed

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

Lobby Hours

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

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1110 State Route 20
Winthrop, WA 98862

The Winthrop Post Office is located in the state of Washington within Okanogan County. This location serves 2,218 Winthrop residents with a median income of $44,103. It's estimated that approximately 3,540 packages pass through this post office each year.

Winthrop Post Office Location


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