By simply sending an email to 1112223333@txt.att.net for example, you can send text messages to cell phones via email. This simple technology can also be applied to your DIY projects. For example, if you were creating a DIY security system, you could use your computer’s parallel port to automatically text you if your alarm goes off.

AT&T – cellnumber@txt.att.net
Verizon – cellnumber@vtext.com
T-Mobile – cellnumber@tmomail.net
Sprint PCS - cellnumber@messaging.sprintpcs.com
Virgin Mobile – cellnumber@vmobl.com

US Cellular – cellnumber@email.uscc.net
Nextel - cellnumber@messaging.nextel.com
Boost - cellnumber@myboostmobile.com
Alltel – cellnumber@message.alltel.com