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Hamilton Post Office Hours

Retail Hours

Monday-Friday 9:15am - 1:15pm
Saturday 8:00am - 10:00am
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 8:00am - 12:00pm, 12:30pm - 4:00pm
Saturday-Sunday Closed

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

PO Box Access Hours

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

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Susan Dills (Postmaster) susan.c.dills@usps.gov
520b Maple St
Hamilton, WA 98255

The Hamilton Post Office is located in the state of Washington within Skagit County. This location serves 245 Hamilton residents with a median income of $38,125. It's estimated that approximately 391 packages pass through this post office each year.

Hamilton Post Office Location 98255

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Post Offices Near Hamilton by ZIP Code