State High School Activity Association Web Sites
- Colorado High School Activities Association
- Florida High School Activities Association
- Georgia High School Association
- Hawaii High School Athletic Association
- Illinois High School Association
- Indiana High School Association
- Iowa Girls High School Athletic Union
- Iowa High School Speech Association
- Kentucky High School Athletic Association
- Maine Principals' Association
- Massachusetts Interscholastic Athletic Association
- Michigan High School Athletic Association
- Minnesota State High School League
- National Federation of State High School Associations
- Nebraska State Activities Association
- New Hampshire Interscholastic Athletic Association
- New Jersey State Interscholastic Athletic Association
- North Carolina High School Athletic Association
- Ohio High School Athletic Association
- Oregon School Activities Association
- South Dakota High School Activities Association
- Tennessee Secondary School Athletic Association
- Washington Interscholastic Activities Association
- Wisconsin Interscholastic Activities Association
- Wyoming High School Activities Association