Reference Desk
Conversions
Converters, Calculators, Tables -- For math, time, temperature, weight, and measure.
Geography and Mapping
Aerial Filmworks GPS -- Aerial imaging site offers free GPS and elevation search service.
iTouch Lat and Long -- Maps a point, gives latitude/longitude in both degrees and decimal.
MapQuest -- Old standard mapping service is now updated and versatile.
MapsOnUs -- Quick and easy. Get shortest time or distance.
National Geographic MapMachine -- Satellite, street maps, online atlas.
Government
50states.com -- Find information about our 50 states and capitals.
CIA World Factbook -- Provides comprehensive data covering 266 world entities.
Federal Citizen Information Center -- Find information about U.S. government and services.
State and Local Government on the Net -- One-stop access for governments and agencies.
Statistical Abstract -- Census Bureau summary of social, political, and economic statistics.
USA.gov -- U.S. government official Web portal accesses a vast compendium of resources.
Language
Abbreviations -- Free directory and search for acronyms, abbreviations, and initialisms.
Dictionary.com -- Free multi-source dictionary search service.
Guide to Grammar and Style -- Grammatical rules, comments on style, and suggested usage.
OneLook Dictionary Search -- Word and phrase definition search, includes reverse look-up.
Quotations Page -- Features the oldest free quotation search site on the Web.
Reference.com -- Free multi-source language reference search.
Thesaurus.com -- Free multi-source thesaurus search service.
Language Translators
Free-Translator.com -- Translates text, Web pages. Includes a free translator dictionary.
Translate.com -- Free multi-source language translation service.
Yahoo! Babel Fish -- Old reliable translates text or Web pages.
Miscellaneous
Debt Clock -- Graphic illustration of how the Democrat Congress is bankrupting America.
Indispensable Links -- Handy links to information sites you can't do without.
Postage Price Calculator -- USPS calculates postage rates to anywhere in the world.
Refdesk.com -- All-inclusive reference site ... the Google of the reference world.
Search
Google -- Comprehensive, do-everything Web giant.
Search Engine Colossus -- Search engines from around the world.
Yahoo! -- All-inclusive search and information site.
ZabaSearch -- Free search finds people, addresses, phone numbers, residence locations, more.
ZIPskinny -- Free search provides all U.S. Census data for ZIP Code entered.
Weather
National Hurricane Center -- Tropical weather watches, warnings, forecasts and analyses.
NOAA's Most Popular Weather Sites -- NOAA's most requested, most visited sites.
Weather Underground -- One of the most reliable, accurate weather sites on the Web.