AT&T@txt.att.net
Sprint@messaging.sprintpcs.com
T-Mobile@tmomail.net
Verizon@vtext.com
3 River Wireless@sms.3rivers.net
ACS Wireless@paging.acswireless.com
Alltel@message.alltel.com
Bell Canada@txt.bellmobility.ca
Bell Mobility (Canada)@txt.bell.ca
Bell Mobility@txt.bellmobility.ca
Blue Sky Frog@blueskyfrog.com
Bluegrass Cellular@sms.bluecell.com
Boost Mobile@myboostmobile.com
BPL Mobile@bplmobile.com
Carolina West Wireless10digit10digitnumber@cwwsms.com
Cellular One@mobile.celloneusa.com
Cellular South@csouth1.com
Centennial Wireless@cwemail.com
CenturyTel@messaging.centurytel.net
Clearnet@msg.clearnet.com
Comcast@comcastpcs.textmsg.com
Corr Wireless Communications@corrwireless.net
Dobson@mobile.dobson.net
Edge Wireless@sms.edgewireless.com
Fido@fido.ca
Golden Telecom@sms.goldentele.com
Helio@messaging.sprintpcs.com
Houston Cellular@text.houstoncellular.net
Idea Cellular@ideacellular.net
Illinois Valley Cellular@ivctext.com
Inland Cellular Telephone@inlandlink.com
MCI@pagemci.com
Metrocall@page.metrocall.com
Metrocall 2-way@my2way.com
Metro PCS@mymetropcs.com
Microcell@fido.ca
Midwest Wireless@clearlydigital.com
Mobilcomm@mobilecomm.net
MTS@text.mtsmobility.com
Nextel@messaging.nextel.com
OnlineBeep@onlinebeep.net
PCS One@pcsone.net
President's Choice@txt.bell.ca
Public Service Cellular@sms.pscel.com
Qwest@qwestmp.com
Rogers AT&T Wireless@pcs.rogers.com
Rogers Canada@pcs.rogers.com
Satellink@satellink.net
Southwestern Bell@email.swbw.com
Sumcom@tms.suncom.com
Surewest Communicaitons@mobile.surewest.com
T-Mobile@tmomail.net
Telus@msg.telus.com
Tracfone@txt.att.net
Triton@tms.suncom.com
Unicel@utext.com
US Cellular@email.uscc.net
Solo Mobile@txt.bell.ca
Sprint@messaging.sprintpcs.com
Sumcom@tms.suncom.com
Surewest Communicaitons@mobile.surewest.com
Telus@msg.telus.com
Triton@tms.suncom.com
Unicel@utext.com
US Cellular@email.uscc.net
US West@uswestdatamail.com
Virgin Mobile@vmobl.com
Virgin Mobile Canada@vmobile.ca
West Central Wireless@sms.wcc.net
Western Wireless@cellularonewest.com
Google (project Fi)@msg.fi.google.com