Encyclopedias
- Wikipedia
- Infoplease.com: Columbia
Encyclopedia
Dictionaries, thesauri, translations
- Infoplease: Random House Unabridged Dictionary
- Bartleby.com: American Heritage® Dictionary
- Merriam-Webster Online
- Wiktionary
- Infoplease: Thesaurus
- Bartleby.com: Roget’s Thesauri
- Online Etymology Dictionary
- Acronym Finder
- Urban Dictionary
- Logos Dictionary
- Google Language Tools
- Alta Vista: Babel Fish Translation
Practical knowledge
Dates, times, calendars
- timeanddate.com: The World Clock (Time Zones)
- Wikipedia: List of historical anniversaries
- Virtual Perpetual Calendars
Numbers, measurement, calculators, conversion
Web search engines
-
Google
- Yahoo!
- MSN Search
- HotBot
- metaEUREKA
- WiseNut
- Ask.com
- Ixquick Metasearch
- A9
- AlltheWeb.com
- Dogpile
- MetaCrawler
- AltaVista
Tech & Internet references
- PCTech Guide
- Connected: An Internet Encyclopedia
- The Jargon File
- WhatIs.com Computer Dictionary
- NetLingo.com Dictionary of Internet Terms
Usenet resources
Domain names, server info, etc.
-
Namedroppers.com
- Whois.Net
- Network Solutions WHOIS Search
- nwtools.com
- SamSpade.org
- IP-address.com
- Netcraft
- Rex Swain's HTTP Viewer
- Delorie Web Stuff
News searches
- Google News
- Yahoo! News Search
- AllTheWeb.com
- NewsHub Search
- BBC News: Advanced Search
- CNN - Search!
- NewsTrove.com
Telephone
People & records
- Pipl
- Veromi
- Jigsaw Business Directory of Business Contacts
- SearchSystems.net Public Records Directory
- InfoSpace Reverse Address Lookup
- BirthDatabase.com
- The Baby Name Wizard's NameVoyager
Maps & geographical
- Google Earth
- Google Maps
- Yahoo! Maps
- Zillow
- US Census Bureau: TIGER Map Server Browser
- Perry-Castañeda
Library
Map Collection - Worldmapper
- The Ultimate Trip Planner
- How Far Is It?
- US Postal Service ZIP Code Lookup
- USNaviguide: USPS Zip Code Map
- ZIPFind
- Converting Addresses to Latitude/Longitude in One Step
- InfoSpace Reverse Address Lookup