Associations:
Association for Legal and Social Philosophy: 
http://alsp.org.uk
European Academy of Legal Theory: http://www.legaltheory.be
European Consortium for Political Research: http://www.ecprnet.eu/
International Political Science Association: http://www.ipsa.org/
Internationale Vereinigung für Rechts- und Sozialphilosophie: http://ivr2003.net/bologna/
Schweizerische Vereinigung für Rechts- und Sozialphilosophie: http://www.svrsp.ch
Networks:
International Constitutional Law Initiative (University of Vienna): http://www.univie.ac.at/icl
Junges Forum Rechtsphilosophie: http://www.rechtsphilosophie.de/_joomla/index.php/Junges-Forum-Rechtsphilosophie.html
The Jurisdynamics Network, exploring law amid societal and technological change: http://www.jurisdynamics.net/
Institutes:
Cambridge Forum for Legal and Political Philosophy : http://www.cflpp.law.cam.ac.uk/
Columbia Center for Law and Philosophy: http://www.law.columbia.edu/center_program?&main.ctrl=contentmgr.detail&main.view=centers.detail&main2.view=static.null&&main.id=11109
Diametros – An Online Philosophy Service: http://www.diametros.iphils.uj.edu.pl/?l=2
Legal Philosophy in Oxford: http://www2.law.ox.ac.uk/jurisprudence/
Instituto Internacional de Sociología Jurídica de Oñati: http://www.iisj.net
Rutgers Institute for Law and Philosophy: http://lawandphil.rutgers.edu/
U. Penn Institute for Law and Philosophy: http://www.law.upenn.edu/academics/institutes/ilp/
Yale Center for Law and Philosophy: http://www.law.yale.edu/yclp/links.html
Journals:
Archiv für Rechts- und Sozialphilosophie: http://www.steiner-verlag.de/ARSP/
Baltic Journal of Politics and Law: http://versita.com/bjp/
Diametros – An Online Journal of Philosophy: http://www.diametros.iphils.uj.edu.pl/?l=2&p=anr100&m=101
Ethical Perspectives: http://www.ethical-perspectives.be/
Ethics: http://www.journals.uchicago.edu/toc/et/current
Europolis – Journal of Political Analysis and Theory: http://europolis.politicalanalysis.ro/
Global Constitutionalism – Human Rights, Democracy and the Rule of Law (Glob-Con): http://journals.cambridge.org/action/displayJournal?jid=GCN
International Journal of Constitutional Law: http://icon.oxfordjournals.org/
International Journal for the Semiotics of Law: http://www.springer.com/law/journal/11196
Journal of Ethics and Social Philosophy: http://www.jesp.org/
Journal of Politics and Law: http://ccsenet.org/journal/index.php/jpl/
Law and Philosophy: http://www.springerlink.com/content/102952/
Legal Theory: http://journals.cambridge.org/action/displayJournal?jid=LEG
Leviathan – Berliner Zeitschrift für Sozialwissenschaft: http://www.leviathan-digital.de/
Oñati Socio-Legal Series: http://opo.iisj.net/index.php/osls/index
Oxford Journal of Legal Studies: http://ojls.oxfordjournals.org/
Philosophy and Public Affairs: http://www.blackwellpublishing.com/journal.asp?ref=0048-3915&site=1
Polish Journal of Philosophy: http://www.pjp.edu.pl/page1.htm
Ratio Juris: http://www.wiley.com/bw/journal.asp?ref=0952-1917
Res Publica. A Journal of Moral, Legal and Social Philosophy: http://www.springer.com/philosophy/value+theory/journal/11158
Studies in Social and Political Thought: http://ssptjournal.wordpress.com
Zeitschrift für Politik: http://www.zfp.nomos.de/
Zeitschrift für Politische Theorie: http://www.zpth.de/
Blogs:
Brian Leiter’s Legal Philosophy Blog: http://leiterlegalphilosophy.typepad.com/leiter/
Ethics and Jurisprudence: Leslie M. Wise’s Blog: http://cit.blogs.com/ethics
Lawrence Solum’s Legal Theory Blog: http://lsolum.blogspot.com/
Ratio Juris (law, politics, philosophy): http://ratiojuris.blogspot.com/
theorieblog.de – Ein Forum für politische Theorie und Philosophie: http://www.theorieblog.de/