The Law School Admission Council (LSAC) is a non-profit organization that provides an array of services, including the LSAT, and the Official Guide to ABA-Approved Law Schools.
The Northeast Association of Pre-Law Advisors (NAPLA) provides a comprehensive Pre-Law Guide for students. This pdf document includes useful information about applying to law school; preparing for the LSAT; writing a personal statement; financial aid; and other topics of interest to prospective law students. [To access the guide, scroll down the home-page, and you will find the NAPLA Pre-law Guide on the right.]
Prelaw subject guide.