1. Everyone.net: A wonderful site with private label e-mail services.  They also have search, communities and Ad sharing program.  Webbangladesh is also a proud subscriber for everyone.net.
   
   

2. Bigmailbox.com: Free e-mail service available in this site.
   
   

3. Solobox.com:  Web based POP up e-mail services.  Offer your POP email users the ability to receive and send email from anywhere in the world where the internet can be accessed!