Texting to your US Cellphone Carriers Just enter the phone number into the winlink 
address box with the suffix of your carrier. 
Your Winlink message will appear as a Text message on the recipients Phone. 
There does not seem to be a way to send a text from your phone to a WinLink address!
Cell Number				Carrier

1234567890@txt.att.net			AT&T
1234567890@vtext.com			Verizon
1234567890@messaging.sprintpcs.com	Sprint
1234567890@tmomail.net			T-Mobile

All other US Cellphone Carriers
All Tell - cell-phone-number@message.alltel.com
Boost - cell-phone-number@myboostmobile.com
Cellular South - cell-phone-number@csouth1.com
Centennial Wireless - cell-phone-number@cwemail.com
Cincinnati Bell - cell-phone-number@gocbw.com
Cricket Wireless - cell-phone-number@sms.mycricket.com
Metro PCS - cell-phone-number@mymetropcs.com
Powertel - cell-phone-number@ptel.net
Qwest - cell-phone-number@qwestmp.com
Rogers - cell-phone-number@pcs.rogers.com
Suncom - cell-phone-number@tms.suncom.com
Telus - cell-phone-number@msg.telus.com
U.S. Cellular - cell-phone-number@email.uscc.net
Virgin Mobile USA - cell-phone-number@vmobl.com

Thanks Rick