American Branch, International Law Association - Founded in 1873, the ABILA is one of the oldest international law organizations in existence. Non-members may participate in the listservers.
Centre for International Sustainable Development Law - Promotes understanding, development and implementation of international sustainable development law, based at McGill University, Canada. General information, programs, publications, contacts.
European Society of International Law - Created to bring together and to develop deeper understanding among all of those working in the field of international law.
International Center for Not-for-Profit Law - Assisting the creation and improvement of laws and regulatory systems governing the not-for-profit sector in countries around the world.
International Law Institute - A private, not-for-profit organization that conducts scholarly research, publishing, and practical legal training and technical assistance on many aspects of international legal and economic policy and practice.
Lauterpacht Centre for International Law - Centre for the research and study of international law affiliated with the Faculty of Law at the University of Cambridge.
Law Europe - Organization of law firms with the aim of enhancing international services to clients. Promotional material, Newsletter, membership list, on-line membership application.
Procedural Aspects of International Law Institute - The PAIL Institute is a nonprofit organization devoted to furthering the observance of international law through research, consulting, and publishing monographs and other educational materials. The 23 volumes of The Pail Monograph Series represent the longest, continuously-edited collection of international law monographs.
World Jurist Association - The WJA was formed in response to an international outcry for a free and open forum where judges, lawyers, law professors and others from around the world could work cooperatively to raise public support for the institutions that govern and enforce the administration of international law.