General:
Big Chart http://www.bigcharts.com/
DailyStocks http://www.dailystocks.com/
Hoover's Online http://www.hoovers.com/
Ibbotson Associates http://www.ibbotson.com/
Lipper Analytical Services http://www.lipperweb.com/
The Motley Fool http://www.fool.com/
Multex Investor http://multex.multexinvestor.com/
Preferreds Online http://www.epreferreds.com/ratings/
Standard & Poor's http://www.personalwealth.com/cgi-bin/WebObjects/SNP
StockMaster http://www.stockmaster.com/
Wall Street Research Net http://www.wsrn.com/
Yahoo! Finance http://finance.yahoo.com/?u
Zacks Investment Advisors http://my.zacks.com/?ALERT=www.zacks.com

SEC Filings:
10K Wizard http://www.tenkwizard.com/
EDGAR http://www.FreeEDGAR.com/Search/BeginSearch.asp?UseFrame=1
Securities and Exchange Commission http://www.sec.gov/
  •   EDGAR text search http://searchwww.sec.gov/EDGARFSClient/jsp/EDGAR_MainAccess.jsp

Stock Exchanges:
American Stock Exchange http://www.amex.com/
Bourse de Montreal - Canadian Derivatives Exchange http://www.me.org/
Canadian Venture Exchange http://www.cdnx.ca/
Chicago Board of Trade http://www.cbot.com/
Chicago Mercantile Exchange http://www.cme.com/
London Stock Exchange http://www.londonstockexchange.com/aim/Default.asp
NASDAQ http://www.nasdaq.com/
New York Stock Exchange http://www.nyse.com/
NIKKEI Index http://www.nni.nikkei.co.jp/
Toronto Stock Exchange http://www.tse.com/