American Philosophy Association

SPEP - Society for Phenomenological and Existential Philosophy

International Phenomenological Society

Greater Philadelphia Philosophy Consortium

International Society for Neoplatonic Studies

Internet Encyclopedia of Philosophy - Excellent and ever-expanding resource containing many in depth articles.

Stanford Encyclopedia of Philosophy

The Perseus Project - Online resource for original ancient greek texts including Greek transliterations and links to English translations.

MIT Classics - More classical texts - in translation only.

Australasian Journal of Philosophy

British Journal of Aesthetics

Continental Philosophy Review

Epoché

Erkenntnis

Ethics

Journal of the History of Philosophy

Journal of Philosophy

Mind

Nous

Philosophy and Phenomenological Research

EpistemeLinks.com - Philosophy Resources on the Internet - Very nifty philosopher Birth/Death calendar with direct links to online texts, organizations, topical sites publications, job listings, and more. Frequently updated.

Peter Suber's guide to Internet Philosophy - Many, many links and categories.

Hippias Philosophy Search Engine - Soon to be combined with the Noesis Philosophy Search Engine.

Philosophy in Cyberspace - Excellent site design and structure.

Philosophy Pages

Ektopos - Philosophy News Articles (updated daily)