✉

Description
An envelope.

Symbol

 * 1)  A message or e-mail.
 * 2) A link to an email or messaging address.
 * 3) Marks a post office/service on a map.

Usage notes
(text style only) The symbol may be used to indicate that the footnotes for the authors of a paper include their email address, e.g.
 * Elizabeth Biddle1(✉) and Michael Boyce2,3(✉)