E-mail

AOL E-Mail Finder - Locate email addresses of people throughout the United States.
http://site.aol.com/netfind/emailfinder.adp

InfoSpace Email Search - Worldwide email directory.
http://www.infospace.com/home/white-pages/email-search

EmailFinder and URLFinder - Linka old e-mail and web addresses with current information.
http://www.emailfinder.com

EmailChange.com - Change of email address search engine and registry.
http://emailchange.com/

ContactClean - Database of new email addresses that match with old ones. Includes anti-spam protection.
http://www.contactclean.com/

FreshAddress - A free change of email address directory where you can search by name or old email address. Email appending, ECOA and list hygiene services available for businesses.
http://biz.freshaddress.com/

Find mE-Mail - Search engine connecting old e-mail addresses to new ones. Invites registration of new e-mail addresses.
http://www.findmemail.com

Bigfoot Directories - Interactive search of e-mail directory listings.
http://search.bigfoot.com

MESA: Meta Email Search Agent - For a given name it searches in parallel at (nearly) all available sources of email addresses on the Internet.
http://mesa.rrzn.uni-hannover.de/

TowerData - Email data quality services for businesses: email append, email change of address (ECOA), and email list hygiene.
http://www.towerdata.com

Free Email Guide - Guide to free email search engines and directories. Lists the features of each service.
http://freemailguide.com/free_email_search_engines.html