Office Address:  1 N. Main Street P.O. Box 557 London, Ohio 43140-0557 Mailing Address: Marie Parks, Clerk of Court P.O. Box 557 London, Ohio 43140 Phone: (740) 852-9776   Fax: (740) 845-1778 E-mail: clerkofcourts@co.madison.oh.us Hours: Monday through Friday 8:00 AM – 4:00 PM