Texting and RCS Chat is definitely more popular ways to message, you can send an email to an AT&T subscriber's phone number.

How to send a text to someone's email (Android) Sending a text to an email address is as simple as entering an email address instead of a phone number in the "To" line of your messaging app.

You can send emails as text messages and text messages as emails; here is how to do it and everything else you need to know.

Although there is a mobile Gmail application available that allows most modern mobile phones to send and receive email messages, it is also possible to send email to a cell phone via your computer ...