Harakirimail - Harakirimail is a free disposable email service. Just send email to anythingyouwant@harakirimail.
Protect IID - Protect your privacy with single-use email addresses
e4ward - E-Mail-forwarding from a freely selectable to another E-Mail-address.
Shitmail - Tired of receiving spam in your mailbox? This only happened because you inserted someday your email address on some shitty sites.
Gigainbox.com - Gigainbox.com is a straightforward and highly useful temporary email service provider that you can use to remove spam from appearing in your real email inbox and sign up on sites that otherwise won’t let you access its content.
Mailinator - Any Inbox. Any Time.