Get the Package to Passing with us for your Oklahoma Real Estate License. This Oklahoma real estate pre-license course includes the entire 90 hour pre-licensing real estate training you need to pass the Oklahoma real estate exam. Over the past two decades, we've become expert at knowing the information you need to pass the Oklahoma Real Estate License exam, and giving it back to our students in ways that they can easily remember and retain - both for the test, as well as their real estate practice.