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Kenneth J Matthews (Postmaster)
kenneth.j.matthews@usps.gov
8344 Old M 72
Williamsburg, MI 49690
Williamsburg, MI 49690
The Williamsburg Post Office is located in the state of Michigan within Grand Traverse County. This location serves 6,182 Williamsburg residents with a median income of $71,000. It's estimated that approximately 9,867 packages pass through this post office each year.