Have you ever pulled a fire alarm?
.But ALL their main craft forums will be listed down on the right on this page (link moved just below, under Sources): .
This is a possible defamation of character case. You do have to prove damages (embarassment at work, etc.) If you file a civil suit, your lawyer could subpeona Cingular's records. You definitely need to start with a call to a good attorney to see if you have a case.