To speak with a representative, please call 800-843-9053 if you are in California. If you are calling from out-of-state, please call 415-538-2000.Please fill out the following information so that we may respond to your request. No information is available for this page. The Collin County Bar Association (CCBA) is the largest bar association serving the legal community practicing in and around Collin County, Texas. Instructions for Filing a Complaint Against a California Attorney. Fill out all spaces on the California Attorney Complaint Form completely. Barristers, Collin currently serves as Vice President of the Houston Bar Association, as. This page contains a brief overview of the State Bar of California as well as the contact information and a link to their website. The facts are stated in the opinion of the court.