Post Offices in & near Port Sanilac, Michigan. Operating hours, locations, phone/fax number, services information.
Post Office in Port Sanilac, Michigan on N Ridge St. Operating hours, phone number, services information, and other locations.
Address: 34 N Ridge St, Port Sanilac, MI 48469
Phone: 810-622-8295
Fax: 810-622-0171
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
