Chamber Master Template The Dispute Resolution Center Share: Organizations- Non-Profit The Dispute Resolution Center Visit Website 4133 Washtenaw Ave., Ste. B125 P.O. Box 8645 Ann Arbor, MI 48107-8645 (734) 794-2125 Facebook Twitter Hours: 9am to 5pm About Map About We provide conflict resolution services and training. Directions Located a the intersection of Washtenaw Ave. and Hogback in the County Service Center. US 23 is closest highway. Merchant Services