The following is the list of carriers that we support (updated 9/10/08)…
United States (and Puerto Rico)
Alltel
AT&T
AT&T (Cingular)
Bluegrass Cellular
Boost Mobile
Cellcom
Cellular One
Cellular South
Centennial Wireless
Cincinnati Bell
Cricket Wireless
Metro PCS
Nextel
nTelos
Pioneer Cellular
Qwest
Sprint
SunCom
Thumb Wireless
T-Mobile
Unicel
United Wireless
US Cellular
Verizon
Virgin Mobile
Canada:
Bell Mobility
Fido
Rogers Wireless
Telus
Virgin Mobile (CA)
If you don’t see a carrier listed, please send an email support@txtsignal.com. We will have most carriers added within 24 […]

In TXT Signal, you can customize the primary contact group names to fit your needs.
To edit/hide/unhide contact tabs:
1. Login (www.txtsignal.com)
2. Click the “Settings” tab (upper right)
3. Click “Change Tabs/Group Names” (link on the Actions menu)
4a. Edit: Pick from the list or select “Add a new name” to enter your own
4b. […]

Confidentiality
We receive questions about whether txtsignal.com sells any contact information to third parties, marketers, etc.
As loudly as we can possibly type, the answer is NO!
And, we have spelled this commitment out in our privacy policy:
TXT Signal does not sell (or re-sell) any mobile contact information contained within any client account. As noted in our Client […]

If you want to easily collect your contact information, use the “Generate Subscribe Link” feature.
There are 3 ways that you can use the link: email, web page (as text), or web page (with image). Below is how you can easily collect your contact’s information.
How to generate the link:

Login to your account
Click the Group […]

We get questions about carriers pretty frequently. Many ask to have carriers added, which is really easy to do (if you are reading this and your carrier is not listed, email support@txtsignal.com).
However, sometimes we will not add a carrier if we can not verify the quality of the message. Typically, we will work […]