Email Addresses
Listings for hundreds of free email providers, reviews of other free web tools and services, a guide to for-fee email options, email tips, help on finding email addresses and more.
http://www.emailaddresses.com/

Hosted Spam
Hosted CanIt is an outsourced email filtering solution. No software to install. You point your MX Record at our servers. For a completely hands off, spam filtering experience Hosted CanIt is the way to go.
http://www.roaringpenguin.com/products/hosted-canit-antispam

Mail.com
The best personalized free web-based email.
http://www.mail.com/