Independent company offers a dictionary, thesaurus, and word of the day mailing list, with details of services and sponsorship.
http://www.libraryspot.com/
Reference collection including dictionaries, encyclopedias, newspapers, maps, reading lists, and quotations.
http://www.refdesk.com/
A one-stop site for all things Internet including news, weather, sports, reference, encyclopedia (50 areas), facts on file, FAQs, tutorials, search engines, Win95, free stuff, and games. Includes over 20,000 links.
http://www.switchboard.com/
United States residential and business listings.
http://www.140online.com/
Directory of telephone numbers for companies and individuals in Egypt.
http://www.addresses.com
Offers email addresses, phone numbers, street addresses and business listings.
http://www.anywho.com/
Phone numbers and addresses for persons and businesses in the United States. Includes links to directories for other countries.
http://www.countrycallingcodes.com
Online tool that builds dialing codes based on locations selected. Includes many international dialing codes and some area codes. Also has a reverse phone number lookup tool and current time.
http://www.allemailaddresses.com/
Searches for email addresses, phone numbers, white pages, yellow pages and links to major directories.
http://info.gulesider.no/eng/utland2.html
A directory of yellow pages and white pages around the world.
http://www.infobel.com/
International residence and business listings for most countries. Offered in multiple languages.
http://www.infobel.com/teldir/default.asp
An index of links to online telephone, fax and business directories from around the world.
http://www.ipl.org/div/aon/
Search Associations on the Internet through the Internet Public Library.
http://www.martindalecenter.com/
Martindales Reference DeskLarge collection of links to reference resources, including language centers, calculators, maps, and science tables.
http://mesa.rrzn.uni-hannover.de/
For a given name it searches in parallel at (nearly) all available sources of email addresses on the Internet.