Topica - The Email You Want
Topica is a free Internet service that allows you to easily find, manage and participate in email lists. Topica makes email lists accessible and easy to use for anyone, from the most expert list owner to the newest list subscriber.
www.topica.com/   reviews

The Mail Archive
The Mail Archive provides a simple service - keeping searchable archives of public internet mailing lists. You'll find it easy to peruse, and easy to archive your own public mailing lists here.
www.mail-archive.com/   reviews

New Civilization Network
A network of people sharing their visions and collaborating in making the world work for everyone.
www.newciv.org/   reviews

DayTips.com
DayTips provides users of the Internet with free daily newsletters and ezines such as Poem-a-Day, Word-a-Day, Sweepstakes and more.
www.daytips.com/   reviews

Colonize.com
Email publishing company providing our subscribers with free content publications, special offers targeted to their interests, and great shopping deals.
www.colonize.com/   reviews