| Company | Text address | Website |
|---|---|---|
| Verizon | 10digitphonenumber@vtext.com | http://www.verizon.com |
| Sprint, Nextel | 10digitphonenumber@messaging.sprintpcs.com | http://www.sprint.com |
| T-Mobile | 10digitphonenumber@tmomail.net | http://www.t-mobile.com |
| Cingular | 10digitphonenumber@cingularme.com | http://www.wireless.att.com |
| Virgin Mobile | 10digitphonenumber@vmobl.com | http://www.virginmobile.com |
| Alltel | 10digitphonenumber@message.alltel.com -OR- 10digitphonenumber@alltelmessage.com |
http://www.alltel.com |
| CellularOne | 10digitphonenumber@mobile.celloneusa.com | http://www.cellularone.com |
| Qwest | 10digitphonenumber@qwestmp.com | http://www.qwest.com |