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Post Offices in Sidnaw

Click on the Post Office from this list of 1 Post Offices in Sidnaw to view the opening hours, phone number, drop-off times, services and other information.

1. USPS Post Office Sidnaw (MI)
13640 E State Highway M28
Sidnaw, MI 49961

The Post Office is open Monday to Friday from 2:30 pm to 4:30 pm. It is closed Saturday and Sunday.