This website provides you with disposable e-mail addresses which expire after 60 Minutes. You can read and reply to e-mails that are sent to the temporary e-mail address within the given time frame
Create disposable email addresses for use on the Web with Emailias, a flexible and feature-packed disposable email address service, and reduce the amount of spam you get.
Spamex provides a solid, useful, and almost feature-complete disposable email address service.
Before you choke on all that spam, try the feature-rich and flexible disposable email addresses from Spamgourmet for protection.
E4ward.com is a down-to-earth and very useful disposable email service that makes it easy to prevent spam to your real email address with easily erasable aliases. You can use your own domain with E4ward.com, but address masking in your replies is a bit cumbersome and auto-expiring aliases are not offered.
GishPuppy is a disposable email address service that shines with simplicity and functionality. Unfortunately, GishPuppy's functionality does not encompass replacing your real email address with the appropriate alias in replies.
Mailinator lets you use any email address @mailinator.com and pick up the mail at their site. Since there's no connection to your real address, you sure won't get spam from using Mailinator addresses. Keep in mind that all mail sent to Mailinator is made public.