U.S. World Class Taekwondo Association is the largest group of professional Taekwondo schools in the U.S. West since 1988, providing quality instruction to more than 100,000+ students worldwide. We offer more than 140,000 square feet of state of the art combined training facilities throughout Oregon & Washington. Founded on the principles of teaching excellence, personal attention and tradition, we provide you with the most complete and effective methods to reach your full potential. Our Tri-Cities location is the premiere martial arts studio in the Columbia Basin and proudly provides instruction to the West Richland, Richland, Pasco, Kennewick and surrounding areas in the state of Washington.