Reverse E-mail Search
Find the name behind an e-mail address; there's also a search to find ICQ e-mail addresses.
Free Email Address Directory
This site has listings for over 1000 free e-mail services. User comments about various services are included. There are also resources to help you find e-mail addresses.
Tips: If you know where a person works, most companies have web sites. Many of them have online directories of the e-mail addresses of staff. If someone works in a government position, their government e-mail address is public information. If you know the school a person attends, most schools have online directories. For graduates, there are often alumni directories.