To send a text from email:
AT&T – cellnumber@txt.att.net
Verizon – cellnumber@vtext.com
Sprint PCS – cellnumber@messaging.sprintpcs.com
T-Mobile – cellnumber@tmomail.net
Virgin Mobile – cellnumber@vmobl.com
US Cellular – cellnumber@email.uscc.net
Nextel – cellnumber@messaging.nextel.com
Boost – cellnumber@myboostmobile.com
Suncom – cellnumber@tms.suncom.com
VoiceStream – cellnumber@voicestream.net
Alltel – cellnumber@message.alltel.com