Post Offices in & near South Lyon, Michigan. Operating hours, locations, phone/fax number, services information.
Post Office in South Lyon, Michigan on S Lafayette St. Operating hours, phone number, services information, and other locations.
Address: 111 S Lafayette St, South Lyon, MI 48178
Phone: 248-437-4501
Fax: 248-437-7789
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
