There are many websites that allows you to send anonymous emails, following are some best selected services you can use free of cost.
AnonymousSpeech.Com
This websevice is also known as the leader of Anonymous emails.
Security Facts:
- Provides Anonymous IP
- Provides Clean Email Header
- Provides SSL Encryption
- Account Erase
- Offshore Server
Not only this much but there are a tons of more features. Even it provides you legal protection, never entertains investigators and any inquiries regarding the identity of their subscribers are simply ignored, they never respond to any of them. For detailed information and features of this website; refer to its home page.
Other than this there are two more services you may use:
- DeadFake.Com
- Emkei.Cz