Ada prides itself on being a “progressive, quality-oriented community,” that celebrates its rich history while looking towards the future. Ada is home to the Chickasaw Nation headquarters, as well as East Central University. Ada is also an eco-minded city, as both a Tree City USA member and the site of The Robert S. Kerr Environmental Research Center, an important research lab of the EPA. PotGuide has every where to buy cannabis in Ada, Oklahoma, so use the list to find a dispensary and get with the green vibe.