National Association For Community Mediation, Washington, DC
http://www.nafcm.org

Ohio Commission on Dispute Resolution & Conflict
http://www.disputeresolution.ohio.gov

Ohio Community Mediation Association (Yahoo Group)
http://groups.yahoo.com/group/community_mediation

Ohio Mediation Association
http://www.mediateohio.org

Center for Restorative Justice & Peacemaking, University of Minnesota
http://ssw.cehd.umn.edu/Connections/RJP.html