USA Oklahoma [13] Ada Raceway dirt track Ada Oklahoma Altus Speedway paved oval Altus Oklahoma Black Widow Speedway dirt track Lexington Oklahoma Duttons Speedway dirt flat oval Fort Cobb Oklahoma I-44 Riverside Speedway clay oval Oklahoma City Oklahoma Martha Speedway dirt track Martha Oklahoma Oklahoma Sports Park dirt flat oval Ada Oklahoma OSP GoKart Track dirt track Ada Oklahoma Quartz Mountain Speed Drome paved track Lone Wolf Oklahoma Quartz Mountain Speedway dirt oval Lone Wolf Oklahoma Sooner International Raceway paved track Altus Oklahoma Thunder Valley Raceway Park paved drag strip Noble Oklahoma