U.S. Government Accountability Office
Investigative arm of Congress charged with examining matters relating to the receipt and payment of public funds.
http://www.gao.gov/

Accounting: A Virtual History
An illustrated, annotated history of the accounting profession, from the professional organization which represents the interests of chartered accountants working in the United States.
http://www.acaus.org/acc_his.html

BookkeeperList.com
Bookkeeper List is a resource center for accounting, bookkeeping and tax information, with accountant links, listings, glossary and more.
http://www.bookkeeperlist.com/

Financial Accounting Standards Board
The designated private sector organization in the U.S. that establishes financial accounting and reporting standards. FASB standards are recognized as authoritative by the U.S. Securities and Exchange Commission and the American Institute of Certified Public Accountants.
http://www.fasb.org/

Managerial Accounting Funadmentals
Class web site for Managerial Accounting Fundamentals at San Diego State University. It contains past examinations, and outlines for the course using the Hilton 4th ed. textbook.
http://members.tripod.com/Acct202/

Hamilton and Macavery CPAs
This web site is for tax professional services both corporate and individual from two leading CPAs in the field of taxation. Vist this site to learn about changes to tax code or contact for professional assistance with local and federal tax authorities.
http://www.hamiltonmacavery.com/

EDGAR Database of Online Corporate Financial Information
Copies of forms 10-K and other filings with the U.S. Securities and Exchange Commission. Forms are posted to the site 24 hours after the filing date.
http://www.sec.gov/edgar.shtml

American Institute of Certified Public Accountants
National professional association for CPAs in the United States.
http://www.aicpa.org/

Canadian Institute of Chartered Accountants
Information about the CA profession and activities, courses and conferences offered by the Institute and a catalogue of over 200 products aimed at accountants and business professionals.
http://www.cica.ca/

Information Systems Audit and Control Association
Worldwide association of Information Systems professionals dedicated to the audit, control, and security of financial and operating information systems.
http://www.isaca.org/