In Washington, DC area there are the following MA level programs:

• Master of Arts in Conflict Resolution Program, Georgetown University
• Institute for Conflict Analysis and Resolution, George Mason University
• International Peace and Conflict Resolution Program, American University

• Master of Science in Negotiation and Conflict Resolution, Columbia University, New York
• Master of Arts degree in Conflict Analysis and Engagement, Antoich University, Ohio
  
• MA in Conflict Transformation, Eastern Mennonite University, Harrisonburg, Virginia
• International Peace and Conflict Resolution MA program at Arcadia University in Pennsylvania
• MA in Peace Studies, Notre Dame University, Indiana
• Master of Science in Conflict Analysis and Resolution, NOVA Southeastern University, Florida (also offers online and certificate programs)
• Master of Arts in Coexistence and Conflict, Brandies University, Massachusetts
• Master of Arts in Dispute Resolution, University of Massachusetts in Boston
• Master of Arts in Law and Diplomacy, The Fletcher School, Tufts University, Massachusetts (includes the option to do a concentration in conflict resolution)
• Masters Program in Conflict Studies and Dispute Resolution at the University of North Carolina at Greensboro
• Master of Arts in Peace and Justice Studies University of San Diego, California
• MA in Negotiation, Conflict Resolution and Peacebuilding, California State University, Dominguez Hills (offers an online program)
• The Master's Program In Conflict and Dispute Resolution, University of Oregon
• Masters in Negotiation and Dispute Resolution (offers campus-based and online version) at Creighton University in Nebraska.
• Master of Arts in Conflict Analysis and Dispute Resolution, Salisbury University, Maryland
• Master of Arts in Conflict Transformation - School for International Training, Vermont

CANADA

• M.A. Program in Peace and Conflict Studies, University of Manitoba and University of Winnipeg (joint program)
  

• Australian Centre for Peace and Conflict Studies at University of Queensland
• Center for Peace and Conflict Studies, University of Sydney

• The National Centre for Peace And Conflict Studies, at the University of Otago, is New Zealand’s first Centre to combine global cross-disciplinary expertise on the issues of development, peacebuilding and conflict transformation. It offers postgraduate programs at the Masters and PhD level.

• European Master's Degree in Human Rights and Democratisation - European Inter-University Centre for Human Rights and Democratisation

AUSTRIA

• MA for Peace, Development, Security and International Conflict Tran... at the University of Innsbruck

IRELAND

• M.Phil, International Peace Studies, Trinity College, Dublin

SERBIA

• MA program in Conflict Studies, Faculty of Media and Communications (FMK), Singidunum University

SPAIN

• Online MA in Conflictology,Open University of Catalonia, Barcelona

SWEDEN

• MA Program in Peace and Development Studies, Linnæus University, Sweden. The one-year program combines conflict analysis and development studies with a practical, methods-oriented approach. Students are taught in a multicultural classroom by experts with extensive practical experience abroad.

SWITZERLAND

• MA of Advanced Studies in Peace and Conflict Transformation, University of Basel
• MA in Expressive Arts, Conflict Transformation and Peacebuilding European Graduate School

UNITED KINGDOM

• M.Phil, Reconciliation Studies, Irish School of Ecumenics, Trinity College, Belfast
• LLM Human Rights Law and Transitional Justice, Transitional Justice Institute, University of Ulster, Northern Ireland
• MA Postgraduate Courses in Conflict Resolution, Peace Studies, Conflict, Security and Development (and related Fields), University of Bradford

• University of Peace - Offers 10 MA programs related to peace and conflict studies.

• University of Haifa - Launching a new interdiciplinary MA Program in Peace and Conflict Management Studies in October 2010
• Tel Aviv University - International Program in Conflict Resolution and Mediation