GRASS LAKE POST OFFICE 49240

Grass Lake Post Office Hours


Retail Hours

Contact Numbers:

Phone: 517-522-5139
Monday-Friday 9:00am - 11:00am, 12:00pm - 4:00pm
Saturday 9:30am - 11:30am
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 11:00am, 12:00pm - 2:00pm
Saturday-Sunday Closed

Monday-Friday 9:00am - 11:00am, 12:00pm - 4:00pm
Saturday 9:30am - 11:30am
Sunday Closed

Lobby Hours

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

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

Last Collection Times

USPS Shipping Rate Calculator

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Michael J Williams (Postmaster) michael.j.williams@usps.gov
221 E Michigan Ave
Grass Lake, MI 49240

The Grass Lake Post Office is located in the state of Michigan within Jackson County. This location serves 8,703 Grass Lake residents with a median income of $70,635. It's estimated that approximately 13,891 packages pass through this post office each year.

Grass Lake Post Office Location


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