State and Regional Handball Organizations

Illinois Handball Association
Kansas City Athletic Club
Minnesota State Handball Association 
Missouri State Handball Association 
Southern California Handball Association 
Wisconsin Handball Association

U.S. and World \ Other Links

USHA (United States Handball Association)
World Pro Handball
R2 Sports (tournaments, registration, brackets, results)
Dave Chapman Handball (www.davechapmanhandball.com)