Shitmail - Tired of receiving spam in your mailbox? This only happened because you inserted someday your email address on some shitty sites.
Mailinator - Any Inbox. Any Time.
Harakirimail - Harakirimail is a free disposable email service. Just send email to anythingyouwant@harakirimail.
TempMail.altmails - Disposable temporary email addresses
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.
CatchMailNot - replace your real email with unlimited custom addresses