Signing In Albert May 31, 2018 07:52 Updated Follow To sign in to GroupTexting: Go to http://www.grouptexting.com. In the Login section, enter your Username and Password. Click Login. If you can't log in, please go here. Related articles I Can't Login How Much Does Group Texting Cost? Do I need to posses any technical knowledge/skills? Why Do I Need To Have A Valid Mobile Number And Email Address? Editing Your Profile Comments 0 comments Please sign in to leave a comment.