AAU Taekwondo - The Amateur Athletic Union in the United States. Information for schools, training tips, affiliate links, and list of coaches and officials. American Karate and Taekwondo Organization - Offers a history of the organization and founder Keith D. Yates, online discussion board and a reading list. American Taekwondo Association - Organization, school and competition information. Mississippi State Taekwondo Association - Contains organization information and a schedule. US Chung Do Kwan Association - Official site for Grandmaster Edward B. Sell's USCDKA. Lists membership details, publications, activities and store. Yomchi Taekwon-Do Association - An independent, Chang-Hon-style, United States Taekwon-Do organization. Includes information on schools and contacts. Headquartered in New Mexico.