• Atlapedia
• Fast Facts
• The 50 States of the United States: Capital...
• Information Please Almanac
• The Living Almanac of Disasters
• The Old Farmer's Almanac
• World Factbook 

 
DIRECTORIES/INDEXES

• Beaucoup!
• Google Web Directory
• Infomine
• Librarians' Index to the Internet
• New York Times Index

 
GENERAL REFERENCE

• American History & Government Hotlist
• Bartleby Reference
• Infoplease
• itools
• Internet Public Library
• Martindale's Reference Desk
• Virtual Reference Desk

• Biographical Dictionary
• Dictionary of Phrase & Fable
• Merriam-Webster Dictionary and Thesaurus
• OneLook Dictionaries
• Roget's Thesaurus
• Your Dictionary

 
ENCYCLOPEDIAS

• The Catholic Encyclopedia
• Elibrary Encyclopedia
• Encyclopedia Britannica
• Encyclopedia Mythica
• Encyclopedia Smithsonian
• Looksmart Encyclopedias
• Tech Encyclopedia

 
OTHER

• American FactFinder
• Bartlett's Familiar Quotations
• Citation Source (APA & MLA) 
• Free Translation
• Government Documents
• MLA Citation
• National Memorial Institute for the Prevention of Terrorism
• News & Newspapers Online
• Noodle Tools Citation (MLA)
• Quotez - Over 5000 Quotations
• Statistical Abstracts
• Study Skills
• Technical Advisory Service for Images
• Verb Conjugations & Grammer 
• World Wide Words