Oklahoma has 77 counties, which each have their own trial courts. The Oklahoma Court of Appeals reviews the decisions of those lower courts. If further appellate review is desired it is handled by the Supreme Court of Oklahoma.
The three largest municipalities in Oklahoma are Oklahoma City, Tulsa, and Norman.
Any complaints regarding the competency or ethics of your attorney should be made with the Oklahoma Bar’s Office of the General Counsel. To report an attorney mail an Oklahoma Complaint Form to P.O. Box 53036, Oklahoma City, OK 73152.