Here is brief description about
6mail.info- A system for transporting letters and other tangible objects.
- A command line e-mail client in Unix.
- An application (aka Mail.app) and an e-mail client made by Apple Inc.
- A hamlet on the Shetland Islands.
- A type of protective body armor.
- A Japanese comic.
- Electronic mail & A post box.
- An Australian Cricketer.