Mental Health Self Help Center on MentalHealthMatters.Com contains a good number of articles on mental health subjects as well as other resources.

PlanetPsych features self help information as well as a therapists directory.

A complete source of information on self help, self improvement and personal growth. It has over 500 articles on personal development, covering topics such as self confidence, goal setting, motivation, success and finding your purpose in life.

Guide to links about mental health resources. Lots of links.