The University Of Connecticut School Of Law offers an insurance law program. As a result, they have a great research website that might be worth checking out. A collection of links to online resources is available in several categories including insurance organizations, social insurance links, and an extensive listing of insurance publications. They have also organized a terrific collection of foreign insurance sites.
Don’t forget to check the National Association of Insurance Commissioners site. The State Insurance Department page is a great way to locate an office quickly. Use the Consumer Information Source (CIS) to research specific companies for complaint and financial information. NAIC also compiles general data reports that might be of interest.