Cleveland, Garvin, and McClain Counties
Welcome from District Attorney Greg Mashburn:
Welcome to the Cleveland County Oklahoma District 21 website! It’s purpose is to provide citizens like you with important information concerning the District Attorney’s Office, plus convenient access to pertinent forms, and yet another way to communicate with our staff. Our goal is to partner with you to keep our communities safe and prosperous.
If you cannot find what you’re looking for, please don’t hesitate to contact our office by phone: 405-321-8268, email: , or in person at
Greg Mashburn DA
Cleveland County District Attorney Office
201 S. Jones Suite 300
Norman, Oklahoma 73069.
As always, we are here to serve you.
Thanks for visiting!
Greg Mashburn
District Attorney, District 21