American Philosophical Association
Main professional organization for U.S. philosophers
Society for Phenomenology and Existential Philosophy (SPEP)
Main organization for scholars of Continental European Philosophy
For those interested in the work of French thinker Michel Foucault (1926-1984)
Good for updates on the profession and philosophy gossip.
Dr. Graham Harman's Object-Oriented Philosophy
Interesting blog maintained by philosophy professor at the American University in Cairo
Group blog on various connections between philosophy and literature.
Stanford Encyclopedia of Philosophy
The Stanford Ecyclopedia of Philosophy consists of peer-reviewed entries authored by experts in the field. The best Internet resource for acquainting oneself with a wide variety of figures and problems in philosophy.