Most of you MCSOL students have texting but some have limits and almost everyone has a computer by now so when you get up against that limit use the web for free text. See this article from TechnoBlog that provides the following post:
Each major cell phone carrier has a domain name for just this purpose. And each cell phone’s number–with the area code but without parenthesis or dashes–is the first part of an email address.
For instance, Verizon’s texting domain isvtext.com. If my phone number was 415-555-1234 (which it isn’t), you could text me by emailing to firstname.lastname@example.org .
Here are some other domains:
Virgin Mobile: @vmobl.com